How can you tell if a table of values(ttable) represents a direct variation?
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Math I need help ASAP!
1) Identify the function rule shown in the table. Function Table n  3, 4, 5, 6 y  2, 1, 0, 1 a. y = 2 + n b. y = 5n c. y = 5  n d. not enough information ** 2) What is the values of the function y = 2x  4 for x = 0,1,2 and 3? a. 0, 6, 8, 10 b. 4,

Algebra2
Does the relation in the table represent direct variation inverse variation or neither? If it is a direct or inverse variation, write an equation to represent the relation. (x,y) (5,2) (10,1) (15,2/3) (20,1/2)

Algebra worksheet
Hello. My algebra teacher gave me this worksheet last week and everyone had to bring it yesterday and I haven't done it yet. Can someone please help me. He said Friday is the last day or he's going to take away some points. I've been having trouble with

Calculus Please Check my answers
f is a function that is differentiable for all reals. The value of f ′(x) is given for several values of x in the table below. The table: x 8,3,0,3,8 f'(x)4,2,0,4,5 If f ′(x) is always increasing, which statement about f(x) must be true? f(x)

Calculus
1. The function is continuous on the interval [10, 20] with some of its values given in the table above. Estimate the average value of the function with a Left Hand Sum Approximation, using the intervals between those given points. x 10 12 15 19 20 f(x)

Algebra
This is the functions practice 1) which table of values does not represent a function? 2) given the function y=2x+3, what output values will result from the input values shown in the table? 3) which values for x and y will make the table resent a function

Algebra 1
1. For the data in the table does y vary directly with x? If it does write an equation for the direct variation. xy 828 1656 2070 a. yes;y=5x b. yes;y=x+20 c. yes;y=3.5x** d. no; y doesn't vary directly with x 2. For the data in the table does y vary

Calculus
Given the table below for selected values of f(x), use 6 right rectangles to estimate the value of the integral from 1 to 10 of f(x)dx. Table: 1 3 4 6 7 9 10 4 8 6 10 10 12 16 The only problem I'm having with this is figuring out the values of f(2.5),

Calculus
Values of f(x,y) are given in the table below. Let R be the rectangle 1≤x≤1.6, 2≤y≤3.2. Find a Riemann sum which is a reasonable estimate for ∫Rf(x,y)da with Δx=0.2 and Δy=0.4. Note that the values given in the table correspond to midpoints.

Math
Fractions practice Which table of values does not represent a function? Given the function y= 2x + 3, what output values will result from the input values shown in the table?

Algebra
Is the relationship between the variables inthe table a direct variation, an inverse variation, both, or neither? If it is a direct or inverse variation write a function to model it x: 2, 5, 12, 20 y: 30, 12, 5, 3 A. Direct variation: y = 15x B. Inverse

Math
Find the equation that represents the linear function described in the table below. What are the x and yintercepts? x values / 8, 4, 4, 6, 12 y values / 4, 3, 1, 0.5, 1

Math
Which type of variation is modeled in the table? x2 4 6 y24128 a) combined*** B) inverse C) joint D) direct

Algebra 2
Is the relationship between the variables in the table a direct variation, an inverse variation, both, or neither? if it is a direct or inverse variation, write a function to model it. x 2 5 15 20 y 20 15 2 2 a. inverse variation;y=10/x b. neither c.

Math
Do the data in the table represent a direct variation or an inverse variation? Write an equation to model the data in the table. x 1 3 5 10 y 4 12 20 40 a. direct variation; y=4x b. direct variation; xy=1/4 c. inverse variation; xy=4 d. inverse variation;

Math steve or ms. sue
does the data in the table represent a direct variation or an inverse variation? x 2 4 8 12 y 4 2 1 2/3 Choices: inverse variation; xy = 8 direct variation; y = 8x inverse variation;y/x = 8 *direct variation; y = 8/x Thank You.

math
Is the relationship between the variables in the table direct variation, inverse variation, both, or neither? If it is a direct or inverse variation, write a function to follow it. X:2 5 20 40 Y:40 20 5 2 ANSWERS AVAILABLE TO CHOSE: A) NEITHER B) INVERSE

Precalc
Find a possible formula for the trigonometric function whose values are in the following table (note the values in the table may be slightly rounded): x 0.00 0.17 0.33 0.50 0.67 0.83 1.00 1.17 1.33 1.50 1.67 1.83 2.00 g(x) 4.00 5.50 6.60 7.00 6.60 5.50

Algebra
Find the next three terms in the sequence? 6,5,16,17 A 38,49,60*** B 37,47,57 C 36,45,54 D 36,46,57 3 What are the first four terms of the sequence represented by the expression n(n1)5? A 7,5,3,1 B 5,10,15,20 C 0,2,6,12 D 5,3,1,7*** 6.Given the

Algebra 1
Does the following equation represent a direct variation? If so, what is the constant of variation, k? 2y = 6x A. Yes, k = 3 ~~~ B. Yes, k = 6 C. Yes, k = ⅓ D. It is not a direct variation My answer is A. Am I right?

Algebra 1
For the data in the table, does y vary directly with x? If it does choose an equation for the direct variation. xy 811 1622 2433 a. yes; y=2.75x b. yes; y=0.6875x c. yes; y= 1.375x d. no; y does not vary directly with x i think its d, but i'm not sure.

Math
1. The set of ordered pairs of the form (x,y) shown below represents points on a graph for a direct variation. (−4,6) (−1,−1.5) (0,0) (2,3) (6,9) Which equation best represents the relationship? A. y=3/2x B. y=2/3x C. y=x2 D. y=x+3 Should I just

Math
Does the relation in the table represent direct variation, inverse variation, or neither? If it is direct or inverse variation, write an equation to represent the relation. Explain your answer. x; 5,10,15,20 y; 2,1 ,2/3,1/2 Can someone please help me with

Math
For the data in the table, does y vary directly with x? If it does, write an equation for the direct variation. X 52 = 32 = 20 = 8 Y 39 = 24 = 15 = 6

Algebra2
Does the relation in the table represent direct variation, inverse variation, or neither? if it is direct or inverse variation, write an equation to represent the situation. Explain your answer x 5, 10, 15, 20 Y 2, 1, 2/3, 1/2

algebra 1
How do you determine if a mapping, table, or set of ordered pairs represents a function? Aall x values are different Bsome x values repeat Csome y values repeat Dall y values are different I really have no clue what it is.

Algebra
Determine whether the equation represents a direct variation. 2y=5x+1 Not a direct variation Direct variation, constant of variation is 5/2 Direct variation, constant of variation is 2/5 Direct variation, constant of variation is 1 2/5

Math
Use the tables to answer the question. Table A Table B Input Output Input Output 5 2 5 2 8 5 8 5 5 8 11 2 Which BEST describes the tables? A Only Table A represents a function. B Only Table B represents a function. C Both tables represent functions.

Algebra
Does the data in the table represent a direct variation or an inverse variation? x 1 3 4 7 y 5 15 20 35 Write an equation to model the data in the table

algebra
Tell whether equation represents direct variation. If so, identify the constant of variation 1. Y=8x Ans: yes, it represents direct variation because its in the form Y=kx. Constant of variation: 8 2. Y=2x+1 3. 3x+y=6 Please help, not too sure if I am

Algebra
Does the data in the table represent a direction variation or an inverse variation, write an equation x 1 2 5 10 y 40 20 8 4 My answer is a direct variation, y=40x, is this correct? here are the other answers direct variation 7=1/40x inverse variat xy=40

Algebra
1. For the data table, does y vary directly with x? If it does, write equation for the direct variation. xy 1015 1624 2030 A. Yes; y=1.5x B. Yes; y=2x ** C. Yes; y=x+5 D. No there is no direct variation. 2. For the data table, does y vary directly with

Algebra
Does the data in the table represent a direct variation or an inverse variation? x 1 3 4 7 y 5 15 20 35 A) DV; y=1/5x B) IV; xy=5 C) DV; y=5x D) IV; xy=1/5

math
Graph the equation by completing the table and plotting the points. You may use Excel or another webbased graphing utility. a) y = 3x  x2 Use the values of x provided in the table to find the y values. Show your work.

Math help please
these questions are for practice, they don't count as points, but i don't understand how to solve them.. can someone please explain them to me?? which function rule represents the data in the table below? input1 2 3 45 output915212733 A)y=4+5x

math
How do I find the yintercept from a table? I know if the table has the x value as 0, and it gives the y value, then that is the y intercept coordinates. But I'm talking about if it doesn't show a zero value for x. So for example, if my table is something

Math
Which equation represents a direct variation? A y = 5x B y = 5/x C y = 5 D y = 5 − x

direct variation or neither
Tell whether the equation represents direct variation or neither, 7=3x+2 represents A) represents inverse variation B) represents direct variation C) represents neither.

math
This is about direct variation. The area a painter can paint varies directly with the amount of time he works. One morninig, he painted 204 ft² between 8 a.m. and 12:15 PM. Write a direct variation equation to describe the area y covered in x hours. The

Math
Which equation represents a direct variation? A y = 5x B y = 5/x C y = 5 D y = 5 − x

math,
The table below represents an object thrown into the air. Table

Algebra
Can you please help me with these Algebra word problems? Complete the following word problems. 1. Tell whether the table represents inverse variation. If so, write the inverse variation equation and solve for y when x = 4. Show work that supports your

MATH
for the data in the table does y vary directly with x if it does write an equation for the direct variation x y 4 28 6 48 8 72 yes;y=2x yes;y=5x** yes;y=7x no

Math
8y = 2x 7 +9y +7= 2x Determine whether each equation represents a direct variation. If it does, find the constant of variation.

algebra
Tell whether equation represents direct variation. If so, identify the constant of variation

Calculus
Given the table below for selected values of f(x), use 6 right rectangles to estimate the value of the integral from 1 to 10 of f(x)dx. Table: 1 3 4 6 7 9 10 4 8 6 10 10 12 16 The only problem I'm having with this is figuring out the values of f(2.5),

Math
I am doing Direct Variation in math. I don't understand how to do it. It would be very helpful if you helped me with these problems: Is each equation a direct Variation? If it is, find the constant of variation: y=3/5x 3x+2y=0 5x+2y=9 8x+4y=12

Math
Use the following table to answer questions. x y 1 7 3 ? ? 11 7 13 ? ? What are the values of x and y in the last row of the table? What is the rule for this table?

statistics
. For the table that follows, answer the following questions: x y 1 1 2 5 3 9 4  Would the correlation between x and y in the table above be positive or negative?  Find the missing value of y in the table. The missing value of y = How would the values

algebra 1
write and graph the inverse variation when y=3 and x=2 find k = write the inverse variation fill in the table of values and graph x = 3 ,2 ,1,1,2,3 y= ?

Math: Direct Variation
I really don't get direct variation and I took a test on it and bombed it but now I can correct it so if anyone can just explain it to me I'd be really grateful. :) Generally, direct variation means that as one of the variables assumes increasing positive

algebra help
how can direct variation be easily identified on a table equation on a graph?

algebra
HOw do I make a table of values for y equals 3/2? Am I supposed to plot 3/2 on the graph and then draw a line? I know on the y side of the table I'm supposed to have 3/2, but I don't understand how to do the table of values.

Math
For the table that follows, answer the following questions: x y 1 8 2 11 3 14 4  Would the correlation between x and y in the table above be positive or negative?  Find the missing value of y in the table.  How would the values of this table be

Chemistry
The following table contains data for the equilibrium reaction CH3COOH(g)+ C2H5OH(g)↔ CH3COOC2H5(g)+ H2O(g) T = 100oC. Each row in the table represents a different experiment (diffferent intial concentrations). Initial concentration Equilibrium

Vector Table (physics)
I have to find the magnitude and direction of a resultant vector from values obtained from a vector table. The values in the book that we had to follow and put on the balancing part of the weight table were in F1= (0.200)g N when calculating the value for

math
Look for a pattern in the table. Then write an equation that represents the table. x 0 1 2 3 y 1.5 4 6.5 9

Algebra II
How can you tell if a table of values(ttable) represents a direct variation?

Algebra II
How can you tell if a table of values(ttable) represents a direct variation?

MathAlgebra
Given the table with values for A and r, answer the folowing: r 2 3 4 5 A 12.57 11.31 50.28 78.56 a. What equation represtnts the relationship of the values in the table above? b. Find the constant of variation. c. If r = 8, what would be A?

Algebra
Does the data in the table represent a direct variation or an inverse variation? x  1, 2, 5, 10 y  40, 20, 8, 4 A.) Direct variation; y = 40x B.) Inverse variation; xy = 40* C.) Inverse variation; xy = 1/40

Math
1. For the data in the table is why very directly with X if it does right now question for the direct variation x 10 y 15 x 16 y 24 x 30 2. The data in the table is why very directly affects if it does right in equation for the direct variation x 16 y 4 x

Algebra 1 A few questions, please help
**

math
what two steps do u follow to tell if a table is a direct variation/proportion?

algebra
Simplify x + 7 / x^2 + 4x  21 (This is a fraction) Answer choices  1/x3; where x does not equal 3.7 x  3; where x does not equal 3 1/x7; where x does not eaul 7 x7 Do the data in the table represent a direct varation or an inverse varition? writie

algebra help
how can direct variation be easily identified on a table equation on a graph?

Algebra 1
I need some help with Direct linear variation. I had tooken a test, and one of the questions on there said " Which equation represents a direct linear variation?" The answers were A ; y = 1/x B ; y = x + 2 C ; y = x squared D ; y = 1/2x . I choose B . But

Math
For the data in the table, does y vary directly with x? If it does, write an equation for the direct variation. X Y 4 6 8 12 10 15

Math  Proofs and Logic
Can someone explain me why the truth table of p>q, given that p and q are any two propositions, does not agree with the truth values of the direct proof of the following example? Example : Prove that if x is an even integer, then x^2 is also an even

algebra
The Jackson High School gymnastics team sells calendars for their annual fundraiser. The function rule below describes the amount of money the team can raise, where y is the total amount in dollars, and x is the number of calendars sold. y x = + 3 28 Use

math
I have two questions: If I have a table such as: Elevation Temperature in 1000 of ft in degrees Fahrenheit 4 73 5 69.5 6 60 So I have found the slope to be 3.5 and the yintercept to be (0,87) The equation of my line is y = 3.5x + 87 1) Is the left

Algebra
This is about direct variation. The area a painter can paint varies directly with the amount of time he works. One morninig, he painted 204 ft² between 8 a.m. and 12:15 PM. Write a direct variation equation to describe the area y covered in x hours. The

Algebra
find the slope of the line that passes through (2,1), (1,10). A: 3 B: 3 C: 1/3 D: 1/3 Which equation represents a direct variation? What is the constant of variation? A: 3y=2x+1;1 B: y=5x11;5 C: 4y=12x;3 D: y+7=2x1;7 Suppose y varies directly with

stastics correlation and regression
for the table that follows: answer the following questions: x y 1 1/4 2 1/2 3 3/4 4 ? * would the correlation between x and y in the table show above be positive or negative? i think that it would be negative, i am not sure that is correct? * find the

Math
Can someone explain me why the truth table of p>q, given that p and q are any two propositions, does not agree with the truth values of the direct proof of the following? I know that the general truth table of p>q takes following form : p , q , p>q

Algebra 2
I have a homework problem dealing with Inverse Variation which I don't get at all. 1. Copy and complete each table using the given equation. a.x  y  b. x y  0.2  1/4   3.2  1/2    1    1  4     2  2   xy = 1.6 xy = 1/8

algebra
mang pedring wanted to construct a square table such that the length of its side is 30 cm longer than its height. What expression represents the area of the table? Suppose the table is 90 cm high what would be the area?

math
I need help urgently for unit 6 lesson 10. for the data in the table does y vary with x? If it does, write an equation for he direct variation. X Y 10 12 15 18 20 24 a. yes; y=1.2x** b. yes; y=2x c. yes; y=x+1 d. no; y does not vary directly with x.

Math
Find the equation that represents the linear function described in the table below. What are the x and yintercepts? x values / 8, 4, 4, 6, 12 y values / 4, 3, 1, 0.5, 1 please please help me out I've been trying to figure out the answer since

Math
For the table that follows, answer the following questions: x y 1 1/2 2 1 3 3/2 4  Would the correlation between x and y in the table above be positive or negative?  Find the missing value of y in the table.  How would the values of this table be

algebra
Hi I'm having trouble with this question I don't understand it at all. This is the question: Suppose y varies directly with x, and y = 15 and x = 5. Write a direct variation equation that relates x and y. What is the value of y when x = 9? If somebody

math
Mang jose wants to make a table which has an area of 8 m^2. The length of the table has to be 2 m longer than the width. 1. if the width of the table is p meters what will be its length? 2.form a quadratic equation that represents the situation? 3.find the

Linear Algebra
I need help for the Linear Algebra B Unit 2 test. Please help. 1. For the data in the table does Y vary directly with X? If it does, write and equation for the direct variation. l X l Y l l 10 l 15 l l 16 l 24 l l 20 l 30 l A Yes: Y=1.5X B Yes: Y=2x C

Math
Using the table of values 2,1,0,1,2, what would be the "Y" when given these set of equations? y= 3^ y= 2 ^ y = (1/2)^ the ^ is a tiny letter x exponent that we sub in with the table of values

Calculus Help
Let P(t) be the percentage of Americans under the age of 18 at time t. The table gives values of this function in census years from 1950 to 2000. (I didn't put the table here because it will not display well so the table has basically t as time from 1950

algebra
mang pedring wanted to construct a square table such that the length of its side is 30 cm longer than its height. 1. How does the illustration look like? illustrate. 2. How would you represent the height of the table? How about the length of its side? 3.

math
the output values in a function table are 7,2,and 9. the rule for the table is x=y/9. what are the (y) input values?

PreAlgrebra
Hello, so I need to do revisions and I don't understand Linear Functions well. How do I find the four sequence of the expression n (n1)5, I also need help with, What function rule best represents the data in the table. x 3, 2, 1, 0, 1 y 17, 14,

Algebra 2 Honors
Hey, we recently started a topic in class that I don't understand well, I just want to post 6 of the problems and ask if they're right or not (some of them I have no idea how to do). 1. If a varies directly as b and b = 18 when a = 27, find a when b = 10.

Math
The following diagram represents a coffee table . If the scale is 1:30, determine the actual dimensions of the table it is 41/2 length and 2

algebra 1
write and graph the inverse variation when y=3 and x=2 find k = write the inverse variation fill in the table of values and graph x = 3 ,2 ,1,1,2,3 y= ?

Algebra
For the data in the table does y vary directly with X if it does write an equation for the direct variation. X Y 8 11 16 22 24 33 A. Yes;y=2.75x *** B. Yes;y= 0.6875x C. Yes;y=1.375x D. No; y does not vary directly with x

Algebra
For the data in the table, does y vary directly with x? If it does, write an equation for the direct variation. 813 1626 2439 A:yes;y=5x B:yes;y=10x*** C:yes;y=1.625x D:no;y does not vary directly with x

algebra
For the data in the table, does y vary directly with x? If it does, write an equation for the direct variation. X,Y 8 13 16 26 24 39 A. yes; y = 5x B. yes; y = 10x C. yes; y = 1.625x *** D. no; y does not vary directly with x.

algebra
For the data in the table, does y vary directly with x? If it does, write an equation for the direct variation. x y 2 10 4 24 6 36 a. yes; y=2x b. yes; y=5x c. yes; y=7x d. no; y does not vary directly with x. (My answer)

9th grade math i need help anything helps
1. For the data in the table, does y vary directly with x? If it does, write an equation for the direct variation. x y 10 15 16 24 20 30 (1 point) yes; y = 1.5x yes; y = 2x yes; y = x + 5 y does not vary directly with x

PreAlgebra :(
Can you answer this, please? Tell whether each equation represents direct variation between x and y. y=3x^2

algebra
For the data in the table, does y vary directly with x? If it does, write an equation for the direct variation. x y 4 28 6 48 8 72 A.yes; y = 2x B.yes; y = 5x C.yes; y = 7x D.no; y does not vary directly with x. ***

Algebra
I am totally stuck on this question, can some one help? Come up with and describe two scenarios: one that models a direct variation situation and one that models an inverse variation situation. Do not state explicitly which scenario is which, but provide

Math
Is 12x = 6y a direct variation? If so what is the constant of variation. My answer is yes it is a direct variation and the constant of variation is 2 but I want to make sure. Please help