M4 Overview Combination and Composition of Functions

Front

f(x) = 9-3x and g(x) = 5x-7. Find f(x)+g(x).

Back

2x+2

Front

When f(x) = x²+9 and g(x) = x-9, find f(x)-g(x).

Back

x²-x+18

Front

Given f(x) = 2x and g(x) = x²+3, find f(g(x)).

Back

2x²+6

Front

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

Back

None of these.

Front

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

Back

19

Front

If f(x) = 3x-1 and g(x) = x²+2, what is (f ° g)(x) ?

Back

3x² +5

Front

For f(x) = 2x²-1, what is (f ° f)(-2) ?

Back

97

Front

h(x)=x²-3x-10,
j(x)=3x-2
What is (h/j)(-2)?

Back

0

Front

Given f and g in the graph, what is (f ° g)(-1)? Options: 1, 4, -1, 6

Back

4

Front

find h(f(-1))

Back

-4