SOLUTION:
We want to find the probability that;
\(P(1st\text{ }Purple\text{ }and\text{ }2nd\text{ }Not\text{ }Purple)\)\(\begin{gathered} P(1st\text{ }Purple)=\frac{5}{10}=\frac{1}{2} \\ P(2nd\text{ not purple\rparen}=\frac{5}{9} \end{gathered}\)Thus;
\(P(1st\text{ }purple\text{ }&\text{ }2nd\text{ }not\text{ }purple)=\frac{1}{2}\times\frac{5}{9}=\frac{5}{18}\)Thus, the answer is;
\(\frac{5}{18}\)32a + 28 = factor completely
Answer:
Step-by-step explanation:
common factor is 4
4(8a+7)
The function f(x) = −23x + 4 represents the average number of teacher absences due to illness, f(x), when the school uses x bottles of hand sanitizer per month. What is a reasonable domain for the function in this situation?
A. x ≤ 6
B. 0 ≤ x ≤ 6
C. 0 ≤ x ≤ 4
D. all real numbers
The reasonable domain for the function f(x) = -2/3x + 4 in this situation is B. 0 ≤ x ≤ 6
How to determine the domain of the function?In this question, we have:
Function, f(x) = -2/3x + 4
Where
x is the bottles of hand sanitizer per month
The function f(x) cannot be less than 0
So, we have
-2/3x + 4 = 0
This gives
-2/3x = -4
Solve for x
x = 6
This means that x cannot exceed 6
Hence, the domain is (b) . 0 ≤ x ≤ 6
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What is mathematics. why is it important?
Mathematics provides a framework for developing critical thinking, problem-solving, and analytical skills that are valuable in many aspects of life.
What is mathematics?
Mathematics is a fundamental discipline that plays a crucial role in our daily lives and in shaping our understanding of the world.
Mathematics is a field of study that deals with the properties and relationships of numbers, quantities, shapes, and patterns. It involves using logical reasoning, abstraction, and symbolic manipulation to understand and solve problems related to these concepts.
Mathematics is important for many reasons. First and foremost, it is a fundamental tool for understanding and describing the world around us. It plays a crucial role in science, technology, engineering, economics, finance, and many other fields by providing tools for modeling and analyzing complex phenomena.
Mathematics is also essential for making accurate predictions and decisions based on data and evidence, as well as for designing and optimizing systems and processes.
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Which graph represents 12 = 3x + 4y line a, line b, line c
Answer:
green line or "b"
Step-by-step explanation:
we can set this up into the slope intercept form
y=mx+b
where m is the slope and b is y intercept
12=3x+4y
-3x -3x
-3x+12=4y
/4. /4. /4
-3/4x+3=y
we can see the only line with a negative slope and a y intercept at 3 is the green line or "b"
hopes this helps please mark rainliest
help me PLEASE its a math hw
I hope it helps you ❤️❤️❤️
HELP ME I KEEP ON ASKING THIS MY MOM WILL KILL ME!!!
Answer: 70
Step-by-step explanation:
First you multiply 17x8 then you subtract it by 64 then you divide it by 2 please double check with a parent to make su
Jack decides to invest $300 per quarter into an annuity. How long would he have to keep investing if the annuity is paying 8% annually and he wants to accumulate $10,000?
Answer:
25.95 quarters which is about 6.5 years
Step-by-step explanation:
What is the exact length of HG in cms
The given triangle is a right angled triangle, therefore the rules of basic Trigonometry can be used here to find the solution.
Considering angle G, lets find sin 45°\(\qquad\displaystyle \tt \dashrightarrow \: \sin(45 \degree) = \frac{opposite \:\: side}{hypotenuse} \)
[ sin 45° = 1/√2 ]
\(\qquad\displaystyle \tt \dashrightarrow \: \frac{1}{ \sqrt{2} } = \frac{b}{x} \)
\(\qquad\displaystyle \tt \dashrightarrow \: x = b \sqrt{2} \: \: cm\)
So, the side HG is b√2 cm long
Is the list of no. 3,9,15,21 ........ From an Ap
The given list of numbers 3,9,15,21..form an Arithmetic Progression(AP).
What is Arithmetic Progression?A series in which the differences between each pair of following terms are the same is known as an arithmetic progression (AP). A fixed number is added to the term preceding it in the sequence to obtain each term, with the exception of the initial term.
Given list of numbers is 3,9,15,21 ...
To determine whether the series is an Arithmetic Progression, find the difference of the terms which should be constant in an AP.
9 - 3 = 6
15 - 9 = 6
21 - 15 = 6
Therefore, as each term of the given series differs from its preceding term by 6 it is an AP.
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hese are curves obtained by the intersection of right circular cone and a plane.
a. Parabola
b. Ellipse
c. Hyperbola
d. Conic sections
Answer: conic sections
Step-by-step explanation: the other options are a part of conic sections that are named depending on the angle of the plane relative to the cone, and the intersection.
Four transformations of the function f f (x x ) = 4x x + 5 are given below. For each transformation, drag the expression that shows the result of that transformation into the box under it. Math item stem image CLEAR CHECK (4x x + 5)3x x 4(3x x • x x ) + 5 4(x x + 3) + 5 3(4x x + 5) 4(3x x ) + 5 4x x + 3 + 5 f f (x x + 3) f f (x x ) + 3 3f f (x x ) f f (3x x )
The graphs and the equations are matched and mentioned above.
What is a mathematical function, equation and expression?Function : In mathematics, a function from a set X to a set Y assigns to each element of X exactly one element of Y. The set X is called the domain of the function and the set Y is called the codomain of the function
Expression : A mathematical expression is made up of terms (constants and variables) separated by mathematical operators
Equation : A mathematical equation is used to equate two expressions.
Given is a graph of the function as shown in the image.
The function g(x) = f(x) + 2, is represented by graph [1].
The function h(x) = f(x + 2), is represented by graph [6].
The function k(x) = f(x) - 2, is represented by graph [3].
The function g(x) = f(x - 2), is represented by graph [5].
Therefore, the graphs and the equations are matched and mentioned above.
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Use a calculator to evaluate the expression.
log 94.4
Answer:
1.97497
Step-by-step explanation:
Using my calculator, I just put in log(94.4).
TOPIC=Rearranging
Task:Make x the subject of these equations
6x + v = 4x + w
ax + 9 = 2x + b
7x - w = vx+4
6 - wx = vx + 4
3(wx-v) = 4(x+v)
All the solutions are,
⇒ x = 1/2 (w- v)
⇒ x = (b - 9)/(a - 2)
⇒ x = (4 + w) / (7 - v)
⇒ x = 2 / (v + w)
⇒ x = 7v/(3w - 4)
Given that;
Expressions are,
⇒ 6x + v = 4x + w
⇒ ax + 9 = 2x + b
⇒ 7x - w = vx+4
⇒ 6 - wx = vx + 4
⇒ 3(wx - v) = 4(x + v)
We can simplify as;
⇒ 6x + v = 4x + w
⇒ 6x - 4x = w - v
⇒ 2x = w - v
⇒ x = 1/2 (w- v)
⇒ ax + 9 = 2x + b
⇒ ax - 2x = b - 9
⇒ (a - 2)x = b - 9
⇒ x = (b - 9)/(a - 2)
⇒ 7x - w = vx+4
⇒ 7x - vx = 4 + w
⇒ (7 - v) x = 4 + w
⇒ x = (4 + w) / (7 - v)
⇒ 6 - wx = vx + 4
⇒ vx + wx = 6 - 4
⇒ (v + w)x = 2
⇒ x = 2 / (v + w)
⇒ 3(wx - v) = 4(x + v)
⇒ 3wx - 3v = 4x + 4v
⇒ 3wx - 4x = 7v
⇒ (3w - 4)x = 7v
⇒ x = 7v/(3w - 4)
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Which of the following represents the equation of a line that is parallel to 2y - x = 16 and passes through the
point (-6,1)
Answer: it could be d
By I’m smart
Step-by-step explanation:
-7x - 3 equals 5x + 3
solve for x
Answer:
x = -0.5
Step-by-step explanation:
-7x-3=5x+3
+7x +7x
-3=12x+3
-3 -3
-6=12x
x=-0.5
which distribution shapes are often most appropriate to use the mean
Answer:
Normal distribution or normal curve. It is most appropriate to report the mean for such a distribution
Step-by-step explanation:
21 is what percent of 175?
Step-by-step explanation:
21/ 175 ÷ 100%
= 0.12 × 100%
= 12%
a scale drawing has a scale of 1/4 in. :6ft.find the length of the drawing for each actual length.
The circled one.
Answer:
2 3/4 in.
Step-by-step explanation:
66/6 = 11
11(1/4) = 11/4
11/4 = 2 3/4
What is the circumference of this circle?
Answer:
18.16 km
Step-by-step explanation:
r = 2km so i took each circle there is 4 circle's and i multiplied each circle by 2 that's how i got the answer -.-
Answer:
12.56 km
Step-by-step explanation:
It's 12.56 km because the radius is 2 km, so...
2 * 2=4
(because that is just half)
4 * pi = 12.56
A triangle is shown with its exterior angles. The interior angles of the triangle are angles 2, 3, 5. The exterior angle at angle 2 is angle 1. The exterior angle at angle 3 is angle 4. The exterior angle at angle 5 is angle 6. Which statements are always true regarding the diagram? Select three options. m∠5 + m∠3 = m∠4 m∠3 + m∠4 + m∠5 = 180° m∠5 + m∠6 =180° m∠2 + m∠3 = m∠6 m∠2 + m∠3 + m∠5 = 180°
This is due to the fact that angles 2, 3, and 5 are interior angles of the triangle, and the total of the inner angles of a triangle is always 180 degrees. Therefore, m∠2 + m∠3 + m∠5 = 180°.
What precisely is a triangle?A triangle is a closed, two-dimensional geometric object composed of three line segments, known as sides, that intersect at three locations, known as vertices. Triangles are distinguished by their sides and angles. Triangles can be equilateral (all sides equal), isosceles, or scalene based on their sides. Triangles are classified as acute (all angles less than 90 degrees), right (one angle equal to 90 degrees), or obtuse (all angles greater than 90 degrees). The area of a triangle can be computed using the formula A = (1/2)bh, where A is the area, b is the triangle's base, and h is the triangle's height.
Regarding the given diagram, the following claims are always true:
m∠3 + m∠4 + m∠5 = 180°
m∠5 + m∠6 = 180°\s= m∠2 (the measure of the external angle at angle 2). (the measure of the exterior angle at angle 2). And because angles 2 and 3 are likewise interior triangle angles, we get m2 + m3 = m6, which can be rearranged to yield m5 + m6 = m3 + m4 + m5 = 180°.
m∠2 + m∠3 + m∠5 = 180°
This is due to the fact that angles 2, 3, and 5 are interior angles of the triangle, and the total of the inner angles of a triangle is always 180 degrees. Therefore, m∠2 + m∠3 + m∠5 = 180°.
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Angle 5 measures 90 degrees and angle 1 measures 40 degrees fill in the other angle measures just put it the number.
Answer:
sorry for being late
1=40
2=50
3=50
4=130
5=90
Step-by-step explanation:
A small acting club has 8 members. Two of the members are to be chosen for a trip to see a Broadway play. How many different 2 -member groups are possible?
The different 2-member groups that are possible is 28
How to determine the different 2 -member groups that are possibleFrom the question, we have
Total number of members, n = 8
Numbers to selection, r = 2
The number of ways of selection could be drawn is calculated using the following combination formula
Total = ⁿCᵣ
Where
n = 8 and r = 2
Substitute the known values in the above equation
Total = ⁸C₂
Apply the combination formula
ⁿCᵣ = n!/(n - r)!r!
So, we have
Total = 8!/(6! * 2!)
Evaluate
Total = 28
Hence, the number of ways is 28
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Please see screenshot.
Answer:
See below
Step-by-step explanation:
Need Help ASAP. Thank you :)
The value of x, considering the consecutive interior angles in this problem, is given as follows:
x = 30.
What are consecutive interior angles?We have two parallel lines that are cut by a transversal, and the two angles are between the parallel lines and on the same side of the transversal, meaning that they are consecutive interior angles.
Consecutive interior angles are supplementary, meaning that the sum of their measures is of 180º, hence the value of x can be found as follows:
3x - 8 + 4x - 22 = 180
7x - 30 = 180
7x = 210
x = 210/7
x = 30.
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Help me out with this please!
Please don't send me links to any suspicious websites other than Brainly.
1.) f^-1(x) = x/3 -2
2.)f^-1(x) = 5x/6 + 5/2
I hope this helps you have a nice day!
An office manager orders one calculator or one calendar for each of the office's 60 employees. Each calculator costs $15, and each calendar costs $10. The entire order totaled $800.
Part A: Write the system of equations that models this scenario. (5 points)
Part B: Use substitution method or elimination method to determine the number of calculators and calendars ordered. Show all necessary steps. (5 points)
The system of equations is.
\(\begin{cases}\text{x}+\text{y}=60 \\15\text{x}+10\text{y}=800 \end{cases}\)
And the solutions are y = 50 and x = 10.
How to write and solve the system of equations?Let's define the two variables:
x = number of calculators.y = number of calendars.With the given information we can write two equations, then the system will be:
\(\begin{cases}\text{x}+\text{y}=60 \\15\text{x}+10\text{y}=800 \end{cases}\)
Now let's solve it.
We can isolate x on the first to get:
\(\text{x} = 60 - \text{y}\)
Replace that in the other equation to get:
\(15\times(60 - \text{y}) + 10\text{y} = 800\)
\(-2\bold{y} = 900 - 800\)
\(-2\bold{y} = 100\)
\(\text{y} = \dfrac{100}{-2} = \bold{50}\)
Then \(\bold{x=10}\).
Therefore, the solutions are y = 50 and x = 10.
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When a feasible region is bounded on all sides, where will the maximum and minimum values of the objective function occur?
at the center of the feasible region
at the top of the feasible region
anywhere within the feasible region
at the vertices of the feasible region
Answer:
Option 4: at the vertices of the feasible region.
I completed the quiz
Answer:
at the vertices of the feasible region
Step-by-step explanation:
this is the correct answer
hope i helped
if m angle TOK = 49° what is the measure of the angle supplement of TOK?
Answer:
67
Step-by-step explanation:
The measure of the angle supplement of TOK is 131°.
What is a supplementary angle?Supplementary angles refer to the pair of angles that always sum up to 180°. These two angles are called supplements of each other.
Now the given angle is,
m TOK = 49°
Let the supplement of 49° be x.
Now, 49° + x = 180°
Taking alike terms together we get,
⇒ x = 180° - 49°
Solving we get,
⇒ x = 131°
which is the required supplement of TOK.
Thus, the measure of the angle supplement of TOK is 131°.
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The measure of the angle is 17 times greater than its supplement.
Answer: supplement <17
Step-by-step explanation:
1. 17 is greater
2. supplement is smaller
If this rectangle is dilated using a scale factor of One-half through point B, what is the result? Point B is the bottom left corner of rectangle X. Point B is the bottom left corner of rectangle X. Rectangle X prime is double the size of rectangle X. Point B is the bottom left corner of rectangle X. Rectangle X prime is half the size of rectangle X and point B is at the bottom left corner. Point B is the bottom left corner of rectangle X. Rectangle X prime is double the size of rectangle X and is outside of rectangle X. Point B is the bottom left corner of rectangle X. Rectangle X prime is half the size of rectangle X and is outside of rectangle X.
Answer:
the first one
Step-by-step explanation:
I just took it on edge.
Answer:
It is B just took the unit quiz
Step-by-step explanation: