Functions and Graphs

Practice Questions

SAT Subject Test in Math I › Functions and Graphs

Page 1 of 45

10 of 441

1

Find the point at which these two lines intersect:

$\small 2x+5y=8$

$\small \small \small -2x+2y=-1$

2

What is the domain of the following function? Please use interval notation.

$y=\left | -x\right |$

3

Find the equation of the line passing through the points $\small (-3,2)$ and $\small (1,8)$ .

4

Find the point at which these two lines intersect:

$\small 2x+5y=8$

$\small \small \small -2x+2y=-1$

5

Determine whether each function represents exponential decay or growth.

$ewline a) ewline y=(\frac{1}{2})^{x}$

6

Solve the following function:

$11=x^{2}-5$

7

Which of the following is NOT a function?

8

Find the y-intercept of the following line.

9

Find the equation of the line passing through the points $\small (-3,2)$ and $\small (1,8)$ .

10

Determine whether each function represents exponential decay or growth.

$ewline a) ewline y=(\frac{1}{2})^{x}$

Page 1 of 45

Return to subject