Learn step by step to find the inverse of a function

Learn step by step to find the inverse of a function

Assessment

Interactive Video

Mathematics

11th Grade - University

Hard

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The video tutorial guides viewers through solving a mathematical problem involving functions and their inverses. It begins with an introduction to the problem, followed by a discussion on graph reflection over the Y=X axis and swapping variables. The tutorial then details the process of solving for Y, emphasizing the importance of getting variables on the same side and using the distributive property. Finally, the solution is finalized by factoring and dividing to isolate Y, concluding with the expression in inverse notation.

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5 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the main concept behind finding the inverse of a function?

Reflecting over the Y = 2X axis

Adding a constant to the function

Multiplying the function by a constant

Swapping the X and Y coordinates

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

When solving for Y, what should you do if the variable is in the denominator?

Add the denominator to both sides

Multiply both sides by the denominator

Divide both sides by the denominator

Subtract the denominator from both sides

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What property is applied to simplify the equation when solving for Y?

Distributive property

Commutative property

Identity property

Associative property

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How do you isolate Y in the equation YX - 2Y = -X - 3?

Add 2Y to both sides

Subtract X from both sides

Factor out Y and divide

Multiply by X

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the final step after isolating Y to express the inverse function?

Multiply Y by a constant

Reflect it over the X-axis

Put it back into inverse notation

Add a constant to Y