Learn how to verify two functions if they are inverses of each other or not

Learn how to verify two functions if they are inverses of each other or not

Assessment

Interactive Video

Created by

Quizizz Content

Mathematics

11th Grade - University

Hard

The video tutorial explains how to evaluate function compositions, specifically F of G of X and G of F of X. It demonstrates the process of substituting one function into another and simplifying the result. The tutorial highlights that these compositions are inverses of each other, as both simplify to X. The video provides a step-by-step guide to understanding and verifying the inverse relationship between the two compositions.

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5 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the first step in evaluating F of G of X?

Add the two functions together

Substitute G of X into F of X

Substitute F of X into G of X

Multiply the two functions

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the G of X function in the example provided?

Cube root of X plus 1

Cube root of X minus 1

X cubed plus 1

X squared minus 1

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What operation is performed to simplify the expression when G of X is substituted into F of X?

Addition

Multiplication

Subtraction

Inverse operations

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the result of evaluating G of F of X in the example?

X

X plus 1

X cubed

X squared

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Why can we verify that F and G are inverses of each other?

Because they are both polynomial functions

Because they are both cube root functions

Because both compositions simplify to X

Because F of G of X equals G of F of X