Inverses

Inverses

Assessment

Flashcard

Mathematics

10th - 12th Grade

Hard

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15 questions

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1.

FLASHCARD QUESTION

Front

What is the inverse of g(x)?

Back

g-1(x)

2.

FLASHCARD QUESTION

Front

Are these functions inverses? f(x) = x2-3, g(x) = 2x+8

Back

No

3.

FLASHCARD QUESTION

Front

Calculate g(f(2)) if f(x) = x2-3 and g(x) = 2x+8.

Back

10

4.

FLASHCARD QUESTION

Front

If f(x) passes through (1, 4) and (4, 6), what points does f-1(x) pass through?

Back

(4, 1) and (6, 4)

5.

FLASHCARD QUESTION

Front

What is the definition of an inverse function?

Back

An inverse function reverses the operation of the original function.

6.

FLASHCARD QUESTION

Front

If f(x) = 3x + 2, what is f-1(x)?

Back

f-1(x) = (x - 2)/3

7.

FLASHCARD QUESTION

Front

What is the relationship between a function and its inverse?

Back

If f(x) takes x to y, then f-1(y) takes y back to x.

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