Inverse and Composition of Functions

Front

f(x) = 3x + 10
g(x) = x - 2
Find f(g(5))

Back

19

Front

f(x) = 3x + 10
g(x) = x - 2
Find f(g(x))

Back

3x + 4

Front

Find g(f(-10)) for f(x) = 3x + 10 and g(x) = x - 2.

Back

None of these.

Front

Find the inverse of f(x) = -4x - 12

Back

f^-1(x) = -1/4x - 3

Front

Find the inverse of f(x) = -3x²+5

Back

Front

What does it mean to find the inverse of a function?

Back

the x's and y's are switched

Front

A function, f(x), goes through (1, 4) and (4, 6), what points below does its inverse f^-1(x) go through?

Back

(4, 1) and (6, 4)

Front

Was the inverse function found correctly?

Back

no

Front

Are these functions inverses?

Back

Yes

Front

Is the inverse function found correctly?

Back

yes