Answer:
To find the slope of a line from its equation, we need to use the slope-intercept form of the equation, y = mx + b, where m is the slope and b is the y-intercept. Since the equation y = 4/5x-3 is already in this form, the slope is m = 4/5.
Step-by-step explanation:
The answer is:
4/5Work/explanation:
The given equation is in y = mx + b form, where m is equal to the slope and b is equal to the y intercept.
So the slope is the number in front of x.
The y intercept is the constant.
Therefore, the slope is 4/5Molly and Torry like to eat ice cream sandwiches. In one week Molly ate five ice cream sandwiches and Torry ate n ice cream sandwiches. they ate a total of 12 ice cream sandwiches together, right equation describe a situation how many ice cream sandwiches did Torry eat?
\(5 + n = 12 \\ \\ \\ \\ \\ \\ \\ \\ \\ \\ \)
Write six different iterated triple integrals for the volume of the tetrahedron cut from the first octant by the plane 12x+4y+3z=12.(a) Evaluate the first integral.(b) Write an integral that represents the volume in the order dx dy dz.
The first integral to evaluate the volume of the tetrahedron is \(\int\limits\int\limits \int\limits R dV\). The integral that represents the volume in the order dx dy dz is \(\int\limits\int\limits \int\limits R dz dy dx\).
(a) Evaluating the integral ∫∫∫ R dV:
The limits of integration for z will be determined by the intersection of the plane and the coordinate axes. When x = 0 and y = 0, we have 12(0) + 4(0) + 3z = 12, which gives z = 4. When z = 0, we have 12x + 4y + 3(0) = 12, which gives 12x + 4y = 12. Dividing by 4, we get 3x + y = 3, which represents the line in the xy-plane.
To find the limits of integration for y, we need to consider the bounds of this line. When x = 0, we have y = 3; when x = 1, we have y = 0.
Finally, the limits of integration for x will be 0 to 1, as we are in the first octant.
So, the first integral to evaluate the volume is \(\int\limits^1_0 \int\limits^0_3 \, \int\limits^{({12-3x-4y} )}_4 \, dz dy dx.\)
(b) Writing the integral in the order dx dy dz:
The limits of integration for x will be determined by the intersection of the plane and the coordinate axes.
When y = 0 and z = 0, we have 12x + 4(0) + 3(0) = 12, which gives x = 1.
When x = 0, we have 12(0) + 4y + 3z = 12, which gives 4y + 3z = 12.
Dividing by 4, we get \(y + (\frac{3}{4})z = 3\), which represents the line in the yz-plane.
To find the limits of integration for y, we need to consider the bounds of this line. When z = 0, we have y = 3; when z = 4, we have y = 0.
Finally, the limits of integration for z will be 0 to 4, as we are in the first octant. Therefore, the integral that represents the volume in the order dx dy dz is:
\(\int\limits^1_0\int\limits^{4(1-(3/4)z}_{3}\int\limits^{12-4y-(3/4)z}_0 \, dx dy dz\).
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HELP I WILL GIVE BRAINLEST PLS PLS PLS
Answer:
cone: 157.08
cylinder: 502.65
sphere: 113.1
Step-by-step explanation:
If a,b,c and d are the digits at the thousand,hundreds,tens,and ones place respectively.Write the number formed by these digits.
Answer:
1000a+100b+10c+d
Step-by-step explanation:
place value of a =1000×a
place value of b=100×b
place value of c=10c
place value of d=1×d
Determine the relationship between the measures of the given angles
Answer:
1000
Step-by-step explanation:
The sum of a number and negative three, multiplied by the number?
Answer:
x² - 3
This expression is not linear
Step-by-step explanation:
Let x = unknown number
The sum of a number and negative 3
Sum = addition
We are adding the unknown number "x" and -3
So we have x + (-3) or just x - 3
The sum of that is multiplied by the unknown number
So we get ( x - 3 ) x
We can then simplify this expression to get x² - 3x
Any expression with an exponent is not linear. Refer to the attached image for more validation. A linear expression would create a straight line. The expression x² - 3x creates a curved line
Which one is NOT a monomial
Possible answer choices
A. 3x - 4
B. 122
C. 14vw
D. 12x2
This is because 3x-4 is a binomial consisting of the two terms 3x and -4
A monomial has only one term, which choices B through D reflect that.
Pls help me, Brainliest + 100 points if correct and well explained:
What are the vertex and range of y = |x − 5| + 4?
a: (5, 4); −∞ < y < ∞
b: (5, 4); 4 ≤ y < ∞
c: (−5, 4); −∞ < y < ∞
d: (−5, 4); 4 ≤ y < ∞
The vertex and range of the function y = |x - 5| + 5 is (5, 4) and [4, ∞) respectively
Vertex and RangeThe vertex of the function is located at (h,k) of its vertex form, and will be located at the peak or trough of the parabola on a graph. This is the highest or lowest point of the function, depending on its direction.
The range of a function is the complete set of all possible resulting values of the dependent variable (y, usually), after we have substituted the domain.
In the given function;
y = |x - 5| + 4
Using a graph, the lowest point of the function is at x = 5 and y = 4 is the vertex of this function.
vertex = (5, 4)
Range = [4, ∞)
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5.
The table shows a meteorologist's predicted temperatures for an October day in Sacramento,
California.
Sacramento, CA
Predicted
a) What is a quadratic model for these data?
Time Temperature ("F)
8 AM
10 AM
64
b) According to the regression equation, at what time
will the temperature be the highest?
12 P.M.
72
78
2 P.M.
4 P.M.
81
6 PM
76
Answer:
b
Step-by-step explanation:
A fruit juice company includes 1.123 ounces of orange juice in a 6.45-ounce bottle of a mixed fruit juice. How much of the bottle of mixed fruit juice is NOT orange juice
Answer : 5.327
If you subtract 1.123 and 6.45 you’ll get 5.327 there fore that is you’re answer :)
The amount of juice without orange juice will be 5.327 ounces.
What is an expression?Numbers (constants), variables, operations, functions, brackets, punctuation, and grouping can all be represented by mathematical symbols, which can also be used to indicate the logical syntax's order of operations and other features.
Given that A fruit juice company includes 1.123 ounces of orange juice in a 6.45-ounce bottle of mixed fruit juice.
The amount of orange juice will be calculated by subtracting the two values 6.45 and 1.123.
Juice = 6.45 - 1.123 = 5.327 ounces
Therefore, the amount of juice without orange juice will be 5.327 ounces.
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May 26- 1
May 27- 6
May 28- 39
May 30- 141
May 31- 169
June 1- 251
Please look at the following numbers listed above and determine a relationship:
Are they exponential or linear? Why?
Answer:
neither exponential nor linear
Step-by-step explanation:
A linear relationship will show a common difference between adjacent value. Here, the first differences between the first three values are 5 and 33. They are not the same, so the relation is not linear.
__
An exponential relationship will show first differences that are continuously increasing or decreasing by increasing or decreasing amounts (respectively).
As we showed, the difference between May 28 and May 27 is 33. This is more than the previous difference. However, the difference between May 30 and May 31 is only 28, which is less than a previous difference.
The relation is not exponential.
__
A graph points up the non-linearity of the relation.
I will GIVE BRAINLIEST
Answer:
a and c are correct.
Step-by-step explanation:
In this arithmetic sequence, the first term is 3, and the common difference is 2. So a and c are correct.
a(n) = 3 + 2n for n>0 since a(0) = 3
c(n) = -1 + 2n for n>2 since c(2) = 3
Several business partners have access to a safe where they keep their savings. One night Bill took $9.50 from the safe. Chris deposited four times as much as Larry did, Larry deposited twice the amount that Bill took, Melinda took half the amount that Chris deposited, Eddie took $9.50 less than Melinda how much did the amount in the safe increase or decrease overall in one night?
Based on the information given in the problem, if you consider deposits as positive numbers and extractions as negative ones, you have the following expressions:
- Bill took $9.50
- 9.50
- Larry deposited twice the amount Bill took:
2*(9.50) = +19.00
- Chris deposited four times as much as Larry did:
4*(19.00) = +76.00
- Melinda took half the amount that Chris deposited:
- 1/2 * (76.00) = - 38.00
- Eddie took 9.50 less than Melinda:
- ( 38.00 - 9.50) = - (28.50) = -28.50
Then, by considering the signs of the different amounts of money you obtain:
-9.50 + 19.00 + 76.00 - 38.00 - 28.50 = 19.00
Hence, you can conclude that the amount of money in the safe increases by $19.00
how many double letter mutations are possible in 23 dna string
There are 4 possible nitrogenous bases, so for each position in the DNA sequence there are 4 options to choose from. Therefore, in a single base position there are 4 possible mutations. In a double base position, there are 4 * 4 = 16 possible mutations. This means that for 11 double base positions, there are 11 * 16 = 176 possible double letter mutations.
DNA (Deoxyribonucleic Acid) is the genetic material that encodes the instructions for the development and function of all living organisms. DNA is made up of four nitrogenous bases: adenine (A), cytosine (C), guanine (G), and thymine (T).
The sequence of these nitrogenous bases is what determines the genetic information of an organism. Mutations are changes in the DNA sequence that can occur naturally or as a result of environmental factors.
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A recommended portion of Lee's muesli weighs 75g.
Lee's muesli contains 71% wheat and oats, 26.5% fruit and 2.5% nuts.
a What is the mass of wheat and oats in one portion of Lee's muesli?
b What is the mass of nuts in one serving of Lee's muesli?
Answer:
Total weigh = 75g
a) so the mass of wheat and oats one protion = 75*(71/100) g = 53.25g
b) the mass of nuts in one serving = 75*(2.5/100) g = 1.875g
Step-by-step explanation:
Here I think mass = weigh, as it's not physics.
The number of watermelons in a truck are all weighed on a scale. The scale rounds the weight of every watermelon to the nearest pound. The number of pounds read off the scale for each watermelon is called its measured weight. The domain for each of the following relations below is the set of watermelons on the truck. For each relation, indicate whether the relation is reflexive, anti reflexive, or neither
symmetric, anti symmetric, or neither
transitive or not transitive
justify your answer
a) watermelon x is related to watermelon y if the measured weight of watermelon x is at least the measured weight of watermelon y. No two watermelons have the same measured weight. b) watermelon x is related to watermelon y if the measured weight of watermelon x is at least the measured weight of watermelon y. All watermelons have exactly the same measured weight
a) The relation is reflexive, symmetric, and transitive.
b) The relation is not reflexive, symmetric, or transitive.
a) For each watermelon x, x is related to x because the measured weight of x is at least the measured weight of x. Therefore, the relation is reflexive.
For each watermelon x and y, if x is related to y (meaning the measured weight of x is at least the measured weight of y), then y is also related to x (meaning the measured weight of y is at least the measured weight of x). Therefore, the relation is symmetric.
For each watermelon x, y, and z, if x is related to y (meaning the measured weight of x is at least the measured weight of y) and y is related to z (meaning the measured weight of y is at least the measured weight of z), then x is related to z (meaning the measured weight of x is at least the measured weight of z). Therefore, the relation is transitive.
b) For each watermelon x, x is not related to x because no two watermelons have the same measured weight. Therefore, the relation is not reflexive.
For each watermelon x and y, if x is related to y (meaning the measured weight of x is at least the measured weight of y), then y is not related to x (meaning the measured weight of y is not at least the measured weight of x).
Therefore, the relation is not symmetric. For each watermelon x, y, and z, if x is related to y (meaning the measured weight of x is at least the measured weight of y) and y is related to z (meaning the measured weight of y is at least the measured weight of z), then x is not related to z (meaning the measured weight of x is not at least the measured weight of z).
Therefore, the relation is not transitive.
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ABC is a right triangle at B such that
AB = 8 cm and AC = 10 cm.
1° Calculate BC
2º Consider a point M of the segment [AB]
The line passing through M and parallel to the
line (AC) cuts the line (BC) in N.
Supposing that AM = x, calculate MB and BN in
5
terms of x. then verify that MN (8 - x).
4
3° Let D be the fourth vertex of rectangle
ABCD.
The parallel to (BD) passing through M.cuts the
line (AD) at P
Calculate AP and MP in terms of x
4° Prove that the perimeter of the polygon
MNCDP is independent from x
Answer:
Question 1
Pythagoras' Theorem: a² + b² = c²
(where a and b are the legs, and c is the hypotenuse, or a right triangle)
Given:
a = BCb = AB = 8cmc = AC = 10 cm⇒ BC² + 8² = 10²
⇒ BC² = 36
⇒ BC = 6 cm
Question 2
Given:
AB = 8 cmAM = x⇒ MB = AB - AM = 8 - x
As ΔABC ~ ΔMBN
⇒ AB : AC = MB : MN
⇒ 8 : 10 = (8 - x) : MN
\(\sf \implies \dfrac{8}{10}=\dfrac{(8-x)}{MN}\)
\(\sf \implies \dfrac45=\dfrac{(8-x)}{MN}\)
\(\sf \implies MN=\dfrac54(8-x)\)
Question 3
D = (6, 8)
As ΔBAD ~ ΔMAP
⇒ AB : AD : BD = AM : AP : MP
⇒ 8 : 6 : 10 = x : AP : MP
\(\sf \implies \dfrac{8}{6}=\dfrac{x}{AP}\)
\(\sf \implies AP=\dfrac34x\)
\(\sf \implies \dfrac{8}{10}=\dfrac{x}{MP}\)
\(\sf \implies MP=\dfrac54x\)
Question 4
Perimeter of MNCDP = MN + NC + CD + PD + MP
As ΔABC ~ ΔMBN
⇒ AB : BC : AC = MB : BN : MN
⇒ 8 : 6 = (8 - x) : BN
\(\sf \implies \dfrac86=\dfrac{(8-x)}{BN}\)
\(\sf \implies BN=\dfrac34(8-x)\)
NC = BC - BN
\(\sf \implies NC=6-\dfrac34(8-x)\)
PD = 6 - AP
\(\sf \implies PD=6-\dfrac34x\)
Perimeter of MNCDP = MN + NC + CD + PD + MP
\(\sf \implies perimeter=\dfrac54(8-x)+6-\dfrac34(8-x)+8+6-\dfrac34x+\dfrac54x\)
\(\sf \implies perimeter=10-\dfrac54x+6-6+\dfrac34x+8+6-\dfrac34x+\dfrac54x\)
\(\sf \implies perimeter=10+8+6=24\)
Find the sum of the interior angles of the shape. Use the remaining angles to solve for x. Polygons Help118105759130Sum of interior angles =degreesdegrees
Answer:
x = 112
Explanation:
The figure given is a pentagon; therefore, the sum of interior angles must add up to 540 degrees.
This means
\(105^o+118^o+75^o+130^o+x=540^o\)Adding the angles on the left-hand side gives
\(428^o+x=540^o\)Finally, subtracting 428 from both sides gives
\(428^o+x-428^o=540^o-428^o\)\(x=540^o-428^o\)\(x=112^o\)which is our answer!
Jenna bought a new car in 2001 for £25000 the pound value of her car changed each year
The value of Jenna's car would have been influenced by these factors, potentially increasing or decreasing its pound value in subsequent years.
What factors influenced the pound value of Jenna's car over time?
In 2001, Jenna purchased a new car for £25000. The value of the pound fluctuated each year, leading to changes in the pound value of her car.
This means that the worth of her car in terms of pounds varied over time. The fluctuation in the pound's value could be due to factors such as inflation, economic conditions, or currency exchange rates.
As a result, the value of Jenna's car would have been influenced by these factors, potentially increasing or decreasing its pound value in subsequent years.
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The length and width of a 6-inch by 8-inch photograph are reduced by the same amount to make a new photograph whose area is half that of the original. By how many inches will the dimensions of the photograph have to be reduced?
Answer:
The dimensions have to be reduced by 2 inches
Step-by-step explanation:
Given that the dimensions are: 6 by 8 inches which means that the area is 48 square inches.
Let x be the amount to make a new photo which is half of the area that means
The new dimensions will be: (8-x) by (6-x) and as the area is half
The area of new photo will be: 48/2 = 24
Putting it mathematically
\((8-x)(6-x) = 24\\8(6-x)-x(6-x)=24\\48-8x-6x+x^2=24\\48-14x+x^2=24\\x^2-14x+48-24=0\\x^2-14x+24=0\\x^2-12x-2x+24=0\\x(x-12)-2(x-12)=0\\(x-2)(x-12)=0\\x-2=0 => x=2\\x-12=0 =>x=12\)
Subtracting 12 from both dimensions will make them negative so 12 cannot be the solution.
Hence,
The dimensions have to be reduced by 2 inches
We want to see by how much we must reduce the dimensions of the photograph in order to reduce its area to half. We will find that we must reduce each measure by 2 inches.
The original measures of the photograph are:
length = 6 inwidth = 8 in.Then the area is:
A = (6 in)*(8 in) = 48 in^2
Now we want to define a new length and a new width:
L' = (6 in - n)W' = (8in - n)such that:
A' = L'*W' = 24 in^2
(6 in - n)*(8in - n) = 24 in^2
48in^2 - n*14 in + n^2 = 24 in^2
n^2 - n*14 in + 24in^2 = 0
This is a quadratic equation, we can solve this for n by using Bhaskara's formula, we will get:
\(n = \frac{14in \pm \sqrt{(-14)^2 - 4*1*24in^2} }{2*1} \\\\n = 7in \pm 5 in\)
The only solution that makes sense is:
n = 7in - 5in = 2in
This means that we need to reduce each measure by 2 inches.
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Harry made a scale drawing of the elementary school. The schoolyard, which is 154 meters long in real life, is 22 millimeters long in the drawing. What scale did Harry use?
Based on the information given, the scale that's used by Harry for drawing the schoolyard will be 1:7000.
Firstly, it should be noted that
1 meter = 1000 milliliters
Therefore, 154 meters = 154,000 millimeters
Since the schoolyard is 154 meters long in real life but is 22 millimeters long in the drawing, then the scale will be:
= 22/154000
= 1/7000
Therefore, the scale is 1:7000.
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What is the correct power to change 760,000 into scientific notation? 760,000 = 7.6 x _____
A 10 to the 5th power
B 10 to the 6th power
C 10 to the 7th power
Answer:
A.) 10 to the 5th power
Step-by-step explanation:
because i'm ✨smart✨
If 7x 3 = 24, what is the value of 5 - 4x? a. -23 b. -7 c. 1 d. 17 show steps pls
The value of 5 - 4x is 7/3, which is equivalent to option (d) d. 17
If 7x³ = 24, we can solve for x by taking the cube root of both sides:
\((7x^3)^{1/3} = (24)^{1/3} \\x = (24)^{1/3} \div7^{1/3}\)
To find the value of 5 - 4x, we can substitute the expression for x into the second equation:
5 - 4x = \(5 - 4(24)^{1/3} \div 7^{1/3\)
Simplifying, we get
5 - 4x = 5 - 4(2/3)
5 - 4x = 5 - (8/3)
5 - 4x = (15/3) - (8/3)
5 - 4x = 7/3
So the value of 5 - 4x is 7/3, which is equivalent to option (d) d. 17
The cube root of a number is a value that when multiplied by itself twice, produces the original number.
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An employee who is fired from his or her job because he or she lacks the skills required to accomplish the task, is part of ____ unemployment. frictional withdrawal cyclical structural unskilled
An employee who is fired from his or her job because he or she lacks the skills required to accomplish the task, is part of structural unemployment.
What is structural unemployment?Long-term unemployment known as structural unemployment is brought on by basic changes in an economy and made worse by unrelated elements like technology, rivalry, and public policy.
The type of unemployment you are referring to is called "structural unemployment."
Structural unemployment occurs when there is a mismatch between the skills possessed by job seekers and the skills demanded by employers. In this case, the employee lacks the necessary skills required to perform the job successfully, leading to their termination. Structural unemployment is a result of long-term changes in the economy, such as technological advancements or shifts in the structure of industries.
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the area of a triangle is 96 sq. inches. its altitude is 2 inches greater than five times its base. find the altitude.
If the area of a triangle is 96 sq. inches. its altitude is 2 inches greater than five times its base then the altitude is 32 inch
The area of a triangle is 96 sq. inches
Let base be b
Its altitude is 2 inches greater than five times its base.
a=5b+2
ab/2=A
(5b+2)b/2=96
(5b+2)b=192
5b²+2b=192
5b²2+2b-192=0
On solving the quadrartic equation,
we get
b=6
a=32
Therefore, if the area of a triangle is 96 sq. inches. its altitude is 2 inches greater than five times its base then the altitude is 32 inchs
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Please help and hurry
40 brainly points and will mark brainlyest
Answer:
Step-by-step explanation:
Let x represent the number of weeks
Let y represent the number of days in a week!
What is the circumference of the circle whose equation is (x − 9)2 + (y − 3)2 = 64?
Answer:
C = 16pi or ≈50.24 units
Step-by-step explanation:
(x − 9)^2 + (y − 3)^2 = 64
This equation is in the form
(x-h)^2 + (y-k)^2 = r^2
The radius is 8
The circumference is given by
C = 2*pi*r
C = 2*pi*8
C = 16 pi
Using 3.14 as an approximation for pi
C = 16(3.14)
C ≈50.24
what percentage of persons who lose weight are able to maintain it for more than a year?
Answer: 20%
Step-by-step explanation:
What is 270° converted to radians?
Answer:
4.712 radians
Step-by-step explanation:
Find the balance in the account after the given period.
$8000 principal earning 4% compounded annually, 7 years
The balance after 7 years will be $_?
Answer: $8,500
Step-by-step explanation:I{Prt}