Introduction to Functions

Practice Questions

High School Math › Introduction to Functions

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1

Which analysis can be performed to determine if an equation is a function?

2

Which analysis can be performed to determine if an equation is a function?

3

Let and . What is ?

4

Evaluate $\small f(g(3))$ if and .

5

Question

If the function is depicted here, which answer choice graphs ?

6

Question

If the function is depicted here, which answer choice graphs ?

7

Let and . What is ?

8

Evaluate $\small f(g(3))$ if and .

9

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

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

10

Which of the following does NOT belong to the domain of the function $f(x)=\frac{x^{-1}+\sqrt{1-x}}{4x^2+1}$ ?

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