Range and Domain

Practice Questions

SAT Subject Test in Math I › Range and Domain

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1

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

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

2

Which of the following is NOT a function?

3

Give the domain of the function below.

$f(x) = \frac{1}{\sqrt{x^{2}+1}}$

4

If , which of these values of is NOT in the domain of this equation?

$y = x^2 + \frac{7}{x}$

5

is a sine curve. What are the domain and range of this function?

6

Find the domain:

$\frac{3x-2}{x^{2}-2x+1}$

7

What is the domain of

8

What is the domain of the function?

$f(x) = \frac{\sqrt{x}}{x-4}$

9

Define the functions and on the set of real numbers as follows:

$f (x) = \sqrt{x- 4}$

$g(x) = x^{2} + 8$

Give the natural domain of the composite function $f \circ g$ .

10

A function has the following range:

$\left { 2,5,7,8 \right }$

Which of the following CANNOT be the domain of the function.

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