SMS Alg Quiz #3 Review
starstarstarstarstarstarstarstarstarstar
by Malia Rivera
| 30 Questions
Directions for #1-12: Tell whether the equation represents direct variation, inverse variation, or neither.
1
1
3x + y = 6
Inverse
Direct
Neither
I'm not sure
2
1
y = 7x
Inverse
Direct
Neither
I'm not sure
3
1
xy = 8
Inverse
Direct
Neither
I'm not sure
4
1


Inverse
Direct
Neither
I'm not sure
5
1
y = -2x
Inverse
Direct
Neither
I'm not sure
6
1
x = 7y
Inverse
Direct
Neither
I'm not sure
7
1


Inverse
Direct
Neither
I'm not sure
8
1


Inverse
Direct
Neither
I'm not sure
9
1


Inverse
Direct
Neither
I'm not sure
10
1


Inverse
Direct
Neither
I'm not sure
11
1


Inverse
Direct
Neither
I'm not sure
12
1


Inverse
Direct
Neither
I'm not sure
Given that y varies directly with x, use the specified values to write an inverse variation equation that relates x and y. Then find the value of y when x =3.
13
1
(Follow directions above) x = 5, y = 25
Just write the number for your answer
14
1
(Follow directions above) x = 3, y = 18
Just write the number for your answer
15
1
(Follow directions above) x = 25, y = 250
Just write the number for your answer
Given that y varies inversely with x, use the specified values to write an inverse variation equation that relates x and y. Then find the value of y when x =3.
16
1
(Follow directions above) x = 4, y = 3
Just write the number for your answer
17
1
(Follow directions above) x = 10, y = 6
Just write the number for your answer
18
1
(Follow directions above) x = 6, y = 6
Just write the number for your answer
19
1
(Follow directions above) x = -5, y = 9
Just write the number for your answer
20
1
(Follow directions above) x = -2, y = 12
Just write the number for your answer
Directions for #21-22: Identify the direct variation equation from the graph.
21
1
(Follow the directions above)

22
1
(Follow the directions above)
Directions for #23-30: Select all the transformations that are happening to the function.
23
1
f(x) = x; g(x) = -x+2
Dilation, Vertical stretch
Dilation, Vertical compression
Reflect over the x-axis
Vertical translation down
Vertical translation up
24
1
f(x) = x; g(x) = 1/3x
Dilation, Vertical stretch
Dilation, Vertical compression
Reflect over the x-axis
Vertical translation down
Vertical translation up
25
1
f(x) = x; g(x) = -1/5x - 6
Dilation, Vertical stretch
Dilation, Vertical compression
Reflect over the x-axis
Vertical translation down
Vertical translation up
26
1
f(x) = x; g(x) = 4x + 5
Dilation, Vertical stretch
Dilation, Vertical compression
Reflect over the x-axis
Vertical translation down
Vertical translation up
27
1
f(x) = x; g(x) = -10x
Dilation, Vertical stretch
Dilation, Vertical compression
Reflect over the x-axis
Vertical translation down
Vertical translation up
28
1
f(x) = x; g(x) = 5/7x - 3
Dilation, Vertical stretch
Dilation, Vertical compression
Reflect over the x-axis
Vertical translation down
Vertical translation up
29
1
f(x) = x; g(x) = 2x +4
Dilation, Vertical stretch
Dilation, Vertical compression
Reflect over the x-axis
Vertical translation down
Vertical translation up
30
1
f(x) = x; g(x) = -3/2x + 1
***Be careful! Think about 3/2....
Dilation, Vertical stretch
Dilation, Vertical compression
Reflect over the x-axis
Vertical translation down
Vertical translation up
Add to my formatives list

Formative uses cookies to allow us to better understand how the site is used. By continuing to use this site, you consent to the Terms of Service and Privacy Policy.