Answer:
10/11
Step-by-step explanation:
Answer:
\( ★\:\:\sqrt{ \frac{100}{121} } = \sqrt{ \frac{10 \times 10}{11 \times 11} } = \sqrt{ \frac{ {(10)}^{2} }{ {(11)}^{2} } }= \boxed{\frac{10}{11} }✓ \\ \)
10/11 is the right answer.A) slope = 4 and y - intercept = 3
B) slope = 3 and y - intercept = 4
C) slope = 4 and y - intercept = 5
D) slope = 5 and y - intercept = 4
Answer: The answer is A
Step-by-step explanation:
The y intercept is 3 because on the graph when x is equal to 0 y is equal to 3
The slope of the line is 4.
The y-intercept of the line is 3.
Option A is the correct answer.
What is an equation of a line?The equation of a line is given by:
y = mx + c
where m is the slope of the line and c is the y-intercept.
Example:
The slope of the line y = 2x + 3 is 2.
The slope of a line that passes through (1, 2) and (2, 3) is 1.
We have,
We can use the slope-intercept form of a linear equation to find the equation of the line that passes through the given points, which has the form y = mx + b, where m is the slope of the line and b is the y-intercept.
To find the slope, we can use the formula:
\(m = (y_2 - y_1)/(x_2 - x_1)\)
where (x_1, y_1) and (x_2, y_2) are the coordinates of the two points on the line.
Substituting in the given values, we get:
m = (-1 - 3)/(-1 - 0)
m = -4/-1
m = 4
The slope of the line is 4.
To find the y-intercept, we can substitute the slope and one of the points into the slope-intercept form and solve for b.
Using the point (0, 3), we get:
y = mx + b
3 = 4(0) + b
b = 3
Therefore, the y-intercept of the line is 3.
So the equation of the line is y = 4x + 3.
Thus,
The slope of the line is 4.
The y-intercept of the line is 3.
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A polynomial function has a root of-6 with multiplicity 1, a root of -2 with multiplicity 3, a root of 0 with multiplicity 2,
and a root of 4 with multiplicity 3. If the function has a positive leading coefficient and is of odd degree, which
statement about the graph is true?
O The graph of the function is positive on (-6, -2).
O The graph of the function is negative on (-co, 0).
O The graph of the function is positive on (-2, 4).
O The graph of the function is negative on (4, co).
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The graph of the function is positive on (-2, 4).
To determine the behavior of the graph of the polynomial function based on its roots, multiplicities, leading coefficient, and degree, we can analyze the information given.
Given that the function has a root of -6 with multiplicity 1, a root of -2 with multiplicity 3, a root of 0 with multiplicity 2, and a root of 4 with multiplicity 3, we can infer the following about the graph:
The root -6 with multiplicity 1 means that the graph crosses the x-axis at x = -6.
The root -2 with multiplicity 3 means that the graph touches the x-axis but does not cross it at x = -2. Since the multiplicity is odd, the graph changes direction at this point.
The root 0 with multiplicity 2 means that the graph touches the x-axis but does not cross it at x = 0. Since the multiplicity is even, the graph does not change direction at this point.
The root 4 with multiplicity 3 means that the graph touches the x-axis but does not cross it at x = 4. Since the multiplicity is odd, the graph changes direction at this point.
Additionally, we are told that the function has a positive leading coefficient and is of odd degree. This means that the graph will start in the lower-left quadrant and end in the upper-right quadrant.
Based on this information, we can conclude that the correct statement about the graph is:
The graph of the function is positive on (-2, 4).
Therefore, the correct answer is:
The graph of the function is positive on (-2, 4).
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pls help asap if you can!!!
The statement that best proves that <XWY ≅ <ZYW is that two parallel lines are cut by a transversal, then the alternate interior angles are congruent
How to determine the statementTo determine the correct statement, we need to know the properties of a parallelogram.
These properties includes;
Opposite sides are parallel. Opposite sides are congruent. Opposite angles are congruent. Same-Side interior angles (consecutive angles) are supplementary. Each diagonal of a parallelogram separates it into two congruent triangles.The diagonals of a parallelogram bisect each other.Learn more about parallelogram at: https://brainly.com/question/10744696
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What is the area of this figure?
Step-by-step explanation:
it clearly consists of 2 rectangles and 1 triangle (as you tried correctly to point out by drawing the separating lines).
we only need to calculate all 3 areas and add them up for the total.
the area of a rectangle is
length × width
so, in our 2 cases we have
6 × 2 = 12 km²
5 × (3 + 2 + 3) = 5×8 = 40 km²
the area of a triangle is
baseline × height / 2
in case of a right-angled triangle the 2 sides enclosing the 90° angle can be used as baseline and height.
so, in our case
6 × (5 + 2 + (3 + 2 + 3 - 2)) / 2 = 6×(7 + 6)/2 = 3×13 = 39 km²
in total, the whole area is
12 + 40 + 39 = 91 km²
alicia has candies, where is a positive integer with three digits. if she buys more, she will have a multiple of . if she loses , she will have a multiple of . what is the smallest possible value of ?
The smallest possible value is 123, is been found by using the Least Common Multiple (LCM)
What is Least Common Multiple (LCM)?
A multiple is a result of multiplying two numbers together. In the same way that 4 is a multiple of 2, we get 4 when we multiply 2 by 2. Similar to the math table, you can see a number's multiples when you multiply it by 1, 2, 3, 4, 5, 6, and so on, but not by zero.
Let a and b be two integers that are known. LCM (a,b) = (a x b)/GCD is the formula for determining the LCM of variables a and b. (a,b)
GCD (a,b) refers to the greatest common factor or greatest common denominator of a and b.
According to the question,
123 + 5 = 128 multiple of 8
123 - 8 = 115 multiple of 5
8 - 5 = 3
LCM (5, 8) = 40
(n + 5) mod 8 = 0
(n - 8) mod 5 = 0, solve for n
n = 40D + 3,
for D=0, 1, 2, 3......etc. Since n must be the smallest positive 3-digit integer, then we have:
n = 40×3 + 3
n = 120 + 3
n = 123
Hence, The smallest number of positive numbers is 123.
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A survey was conducted to investigate whether alcohol consumption and smoking are related. In a random
sample of 300 smokers, 196 said they had consumed alcohol at least once in the past week. In an
independent random sample of 300 non-smokers, 159 said they had consumed alcohol in the past week. If
P, is the proportion of smokers in the population who have had a drink in the past week and P is the
corresponding proportion of non-smokers, then a test of the hypotheses H, P, -P-0 against the two-sided alternative produces a test statistic of z=3.07 and a P-value of 0.002. If we had instead analyzed these results with a chi-square test of homogeneity, which of the following would be the test statistic and P-value?
a-942, P-value = 0.002
b. -942, P-value-0.004
-3.07, P-value - 0.004
d. -1.75, P-value = 0.002
e-1.75, P-value=0.004
e) The test statistic and P-value for the chi-square test of homogeneity would be -1.75 and 0.004, respectively.
A chi-square test of homogeneity is a useful tool for comparing two or more categorical variables. In this case, the two variables are smoking (smokers and non-smokers) and alcohol consumption (those who had consumed alcohol in the past week and those who hadn't).
The chi-square statistic is calculated by finding the difference between the observed and expected frequencies of the two groups and squaring it. The expected frequencies are found by multiplying the sample size by the overall probability of success (in this case, drinking alcohol).
The P-value is then calculated based on the chi-square statistic and the degrees of freedom (in this case, one). In this case, the chi-square statistic is -1.75 and the P-value is 0.004.
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11. A square-shaped floor is covered with congruent square tiles. If the total number of tiles that lie on the two diagonals is 37, how many tiles cover the floor
361 congruent square tiles would be needed to cover the square shaped floor.
EquationAn equation is an expression that shows the relationship between two or more variables and numbers.
Since the number of tiles lying on both diagonals is 37. Let x represent the number of tiles on each side.
Counting one tile twice, there are:
37=2x-1 x=19 tiles on each side.19² = 361
361 congruent square tiles would be needed to cover the square shaped floor.
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If f(x) = x4 − x3 + x2 and g(x) = −x2, where x ≠ 0, what is (f ⁄g)(x)? m
Answer:x − x^{2} − 1.
Step-by-step explanation:
.
What do you think Thomas Edison meant by the word perspiration? How do those words apply to what you've learned about businesses in this lesson?
1. Thomas Edison used "perspiration" to refer to the physical and mental efforts needed to achieve a meaningful purpose in any human endeavor.
2. As it applies to businesses, it is not enough to develop a business idea or plan, as the business person must be prepared to execute and carry the business idea or plan to fruition.
What does Thomas Edison's reference mean?
According to Thomas Edison, the superior intellect or creativity we associate with great minds comes from inspiration (the idea) and perspiration (hard work).
Perspiration literarily refers to the sweat that emanates as someone works hard.
Without a strong working ethic, it will be impossible to achieve great results from only the proposition of great ideas or business plans.
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y+6≠ 4
please help me
Answer:
\(y+6≠ 4 \\ y≠ 4 - 6 \\ y≠ - 2\)
Kim will paint all the faces of the outside of the storage trunk when it is closed. How many square feet will Kim paint?
Answer:
Step-by-step explanation:
B i don’t know
Answer:
A
Step-by-step explanation:
What is the value of when x=15
Answer:
Value of what?
Step-by-step explanation:
Put your question DB and I'll answer!
Answer:
x = 15
Step-by-step explanation:
x = 15 means that if you have 1 + x and plug in the 15 for x, 1 + 15 you will get 16.
Note: I'm not quite sure what the question is on this one, but I hope I could help.
help me!! pls math question
Answer:
a) 33
Step-by-step explanation:
triangle inequality theorem
- the sum of any two sides of a triangle must be greater than the third
Name the set of six consecutive integers starting with -4 ( Put the set in braces{ } and put commas between the elements of the set.)
{-4, -3, -2, -1, 0, 1}
To get the next consecutive integer, you have to add 1.
So, starting from -4, you add 1 to get -3.
Next, add one to get -2, and so on.
g a finite well always has at least one bound state. why does the argument of exercise 38 fail in the case of a finite well?
The wavelength of a particle in a finite well can be very large, allowing it to extend into the classically forbidden region outside the barriers. This means even a small potential barrier can hold the particle, resulting in at least one bound state.
A finite well always has at least one bound state, meaning that even a small potential barrier can hold a particle. This is because the wavelength of the wave extends into the classically forbidden region outside the barriers on both sides of the well, leading to a very large wavelength.
According to the formula λ = hp, a larger wavelength corresponds to a smaller momentum. As kinetic energy is directly proportional to momentum, a smaller momentum means a larger kinetic energy. Thus, even a small potential barrier can hold the particle. The argument of fails in the case of a finite well because of the wave's extended wavelength.
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--The given question is incomplete, the complete question is given
" A finite well always has at least one bound state. Why does the argument of fail in the case of a finite well?
In the case of the finite well, the wave extends into the classically forbidden region on the outside of the barriers on both sides of the well, so its wavelength can be very large."--
Greg is recovering one of his couch cushions. The cushion is in the shape of a rectangular prism. Greg drew a net of the cushion below.
Note: Figure is not drawn to scale.
If the length of the cushion measures 12 in, the width measures 7 in, and the height measures 4 in, how much fabric does Greg need to cover the cushion?
A.
160 sq in
B.
336 sq in
C.
672 sq in
D.
320 sq in
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Greg needs 320 square inches of fabric to cover the cushion.
Option D is the correct answer.
We have,
To find the amount of fabric needed to cover the cushion, we need to calculate the surface area of all the faces of the cushion and add them up.
Looking at the net of the cushion, we can see that there are 6 faces in total:
A rectangle with dimensions 12 in x 7 in (top of the cushion)
A rectangle with dimensions 12 in x 7 in (bottom of the cushion)
A rectangle with dimensions 12 in x 4 in (front or back of the cushion)
A rectangle with dimensions 7 in x 4 in (left or right side of the cushion)
A rectangle with dimensions 7 in x 4 in (left or right side of the cushion)
A rectangle with dimensions 12 in x 4 in (front or back of the cushion)
To find the surface area of each face, we can use the formula for the area of a rectangle:
Area = length x width
Therefore, the surface area of each face is:
12 in x 7 in = 84 sq in
12 in x 7 in = 84 sq in
12 in x 4 in = 48 sq in
7 in x 4 in = 28 sq in
7 in x 4 in = 28 sq in
12 in x 4 in = 48 sq in
To find the total surface area, we just need to add up all the individual surface areas:
Total surface area = 84 sq in + 84 sq in + 48 sq in + 28 sq in + 28 sq in + 48 sq in
Total surface area = 320 sq in
Therefore,
Greg needs 320 square inches of fabric to cover the cushion.
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PLEASE HURRY
An artist is making a sculpture for a new art exhibit. The sculpture is made up of two congruent cones with radi of 6 feet. The cones are placed with their bases
together and the vertices at opposite ends. The total length of the sculpture from the vertex of one cone to the other is 14 feet. What is the total volume of the
sculpture? (Round your answer to the nearest tenth.)
The total volume of the sculpture is \(Volume=527.8ft^{3}\)
About Cone:
Having a circular base and a sharp tip at the center, a cone is a three-dimensional shape. A birthday hat in the form of a cone is among the simplest real-world examples that may be used. We have two different types of regions in relation to a cone. The overall surface area and the curved surface area are the first and second, respectively. In contrast to the curved surface area, which is merely the area of the curved surfaces of the cone, the total surface area of a cone is defined as the area covered by both its base and its curved portion.
Detailed Explanation:
The sculpture consist of 2 Congruent Cones ⇒ 2 similar or same cone placed with their bases together.
The formula for volume of cone is: \(Volume=\frac{1}{3} \pi r^{2} h\)
so, radius r is 6 feet for both the cones; since both are same cones
now, total height from one vertex to another is 14 feet
⇒ height h for one cone is 7 feet
Now, volume for the sculpture is:
⇒volume of first cone + volume of second cone
⇒2xvolume of one cone
⇒ \(2*\frac{1}{3}*\pi *6^{2}*7\) [Take \(\pi =3.14\)]
⇒ 2 x 263.89378
⇒ 527.78756
≅ \(527.8ft^{3}\)
Hence, \(Volume=527.8ft^{3}\)
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Need answer 10 points
√x + 6 = x
Well the solution to the equation would be B because x=9.
Therefore your answer is 9.
Answer:
B
Step-by-step explanation:
√x + 6 = x
x - √x - 6 = 0
(√x - 3)(√x + 2) = 0
so
√x = -2 (impossible)
or
√x = 3 => x = 9
4x squared plus 20x minus 24 pls
The Answer will equal 4(x-1)(x-6)
Step by step explanation= 4x^2+20x-24, 16x+20x-24, 36x-24= 12x
Answer:
4(x-1) (x-6) as an evaluation OR 12x as the answer since you didn't include what it equals.
Step-by-step explanation:
4x^2+20x-24
16x+20x-24
36x-24
12x
The coefficients in the expression of (x+y)^4 are
Answer:
the coefficients are 1,4,6,4,1.
Step-by-step explanation:
I hope this helps
What is the Null hypothesis for the below ttest? \( [h, p, 0]= \) ttert(momingsections, eveningsection): Where morningSections is a vector containing the overage bedtimes of students in sections 1 and
the null hypothesis for the given t-test\(`[h, p, 0] = ttest(morningsections, eveningsection)`\)
In the t-test formula for hypothesis testing, the null hypothesis states that there is no difference between the two groups being tested. Therefore, for the given t-test below:
`[h, p, 0] = ttest(morningsections, eveningsection)`,
the null hypothesis is that there is no significant difference between the average bedtimes of students in morning sections versus evening sections.
To explain further, a t-test is a type of statistical test used to determine if there is a significant difference between the means of two groups. The formula for a t-test takes into account the sample size, means, and standard deviations of the two groups being tested. It then calculates a t-score, which is compared to a critical value in order to determine if the difference between the two groups is statistically significant.
In this case, the two groups being tested are morning sections and evening sections, and the variable being measured is the average bedtime of students in each group. The null hypothesis assumes that there is no significant difference between the two groups, meaning that the average bedtime of students in morning sections is not significantly different from the average bedtime of students in evening sections.
The alternative hypothesis, in this case, would be that there is a significant difference between the two groups, meaning that the average bedtime of students in morning sections is significantly different from the average bedtime of students in evening sections. This would be reflected in the t-score obtained from the t-test, which would be compared to the critical value to determine if the null hypothesis can be rejected or not.
In conclusion, the null hypothesis for the given t-test\(`[h, p, 0] = ttest(morningsections, eveningsection)`\) is that there is no significant difference between the average bedtimes of students in morning sections versus evening sections.
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Is algebra.
PLEASE HELP NO LINKS OR FILES.
I don't want links.
I don't want links.
I don't want links.
I don't want links.
What is pm ÷ pn equal to?
Answer:
m/n
Step-by-step explanation:
if you have same variable on denominator AND numerator, you can cancel them
Since p is on both sides, cancel.
You are left with m/n
Let g be a twice-differentiable function with g'(x) > 0 andg''(x) > 0 for all real numbers x, such that
g(4) = 12 and g(5) = 18. Of the following, which is apossible value for g(6)?
a. 15
b. 18
c. 21
d. 24
e. 27
A possible value for g(6) is 27. The only option greater than 18 is:
e. 27
To determine a possible value for g(6), we can make use of the given information and the properties of the function g(x).
Since g'(x) > 0 for all real numbers x, we know that g(x) is strictly increasing. This means that as x increases, g(x) will also increase.
Furthermore, since g''(x) > 0 for all real numbers x, we know that g(x) is a concave up function. This implies that the rate at which g(x) increases is increasing as well.
Given that g(4) = 12 and g(5) = 18, we can conclude that between x = 4 and x = 5, the function g(x) increased from 12 to 18.
Considering the properties of g(x), we can deduce that g(6) must be greater than 18. Since the function is strictly increasing and concave up, the increase from g(5) to g(6) will be even greater than the increase from g(4) to g(5).
Among the given answer choices, the only option greater than 18 is:
e. 27
Therefore, a possible value for g(6) is 27.
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My question is y=3x+5
what the answer ? anyone know??
Find the m∠BAC, if m∠DEC = 45° and m∠EDC = 65°.
The corresponding angles of the parallel segments \(\overline{AB}\) and \(\overline{CD}\) indicates;
m∠BAC = 70°
What are corresponding angles?Corresponding angles are angles formed by two segments and their common transversal, at the same relative positions on the segments and the transversal.
Whereby \(\overline{AB}\) is parallel to \(\overline{CD}\) and \(\overline{BD}\) is parallel to \(\overline{DE}\), and where m∠DEC = 45 and m∠EDC = 65°, we get;
The segment AE is a common transversal to the segments \(\overline{AB}\) and \(\overline{CD}\), therefore, the corresponding angles, ∠BAC and ∠DCE are congruent.
∠BAC ≅ ∠DCE
m∠BAC = m∠DCE (Definition of congruent geometric figures)
The angle sum property of a triangle indicates that we get;
m∠DEC + m∠EDC + m∠DCE = 180°
Therefore; 45° + 65° + m∠DCE = 180°
m∠DCE = 180° - (45° + 65°) = 70°
m∠BAC = m∠DCE = 70°
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What ate the steps for using a compass and straightedge to construct a square?.
The steps for using a compass and straightedge to construct a square is:
Given:
Let AB the length of one side given.
Steps:
a. Using your straightedge, draw a reference line, if one is not provided.
b. Copy the side of the square onto the reference line, starting at a point labeled A'.
c. Construct a perpendicular at point B' to the line through \(AB\).
d. Place your compass point at B', and copy the side of the square onto the perpendicular B'G. Label the end of the segment copy as point C.
e. With your compass still set at a span representing AB, place the compass point at C and swing an arc to the left.
f. Holding this same span, place the compass point at A' and swing an arc intersecting with the previous arc. Label the point of intersection as D.
g. Connect points A' to D, D to C, and C to B' to form a square.
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Find the square root of the following decimal numbers.
(b) 0.0016
The square root of the decimal number is √0.0016 = 0.04
How to find the square root of the decimal number?Here we can find the square root of the decimal number:
N = 0.0016
Notice that we can write this number as:
0.0016 = 16*10⁻⁴
Now we can take the square root of that, so we will get:
√(16*10⁻⁴)
We can distribute the square root to get:
√16*√10⁻⁴
These two are easy, we will get:
√16*√10⁻⁴ = 4*10⁻² = 0.04
That is the square root.
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On a local swim team, 60% of the swimmers are boys. If 130 of the swimmers are girls, how many total swimmers are on the team?
Answer:
325
Step-by-step explanation:
40/100=130/x
Cross multiply to find x
40x=13000
/4 /4
x=325
show that every infinite turing-recognizable language has an infinite decidable subset
The set of all strings accepted by M is an infinite decidable subset of L.
Every infinite Turing-recognizable language has an infinite decidable subset.
Let's prove this theorem.
We must know the properties of the Turing recognizable language before the proof. A language is considered Turing recognizable if a Turing machine M accepts all strings in the language, and either rejects or loops forever on all strings not in the language. We can define that any language is infinite if it contains infinite strings.
Similarly, the set of all strings in the language is infinite if the language is infinite.
Let us suppose that L is an infinite Turing-recognizable language over the alphabet Σ. It implies that there exists a Turing machine M that accepts all the strings in L. We need to consider the following facts to prove that every infinite Turing-recognizable language has an infinite decidable subset:
If a Turing machine accepts an infinite number of strings in a language L, then it accepts at least one infinite subset of the language.
Suppose that a Turing machine accepts a language L, then the set of all strings accepted by the Turing machine is decidable.
Now, let's construct a new Turing machine M′ that works in the following manner:
In the first step, M' simulates M on the input w.
In this step, M' generates the strings of Σ* in some order.
In this step, for each string generated in step 2, M' runs M on that string. If M accepts that string, then M' outputs the string.
Suppose that there are only finite strings of L that are accepted by M. It implies that M has an infinite loop on all other strings not in L.
since M′ generates the strings of Σ* in some order, M′ will eventually simulate M on the string w for which M has an infinite loop.
Therefore, M′ will be in an infinite loop and will never halt.
So, the set of all strings accepted by M is infinite. We can say that the set of all strings accepted by M is an infinite decidable subset of L.
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