1. Do Now: Perform the indicated operation.
1.) Let f(x) = -3x1/3 + 4x1/2 and
g(x) = 5x1/3 + 4x1/2
Find f(x) – g(x)
2.) Let f(x) = 4x2/3 and g(x) = 5x1/2
Find g(x)/f(x)

2. 6.3: Perform Function Operations
Academy Algebra II
6.3: Perform Function Operations
and Compositions
HW: p.432 (4, 8, 12, 18, even)
Chapter 6 Test ( ):
Friday, 12/19 or Monday 12/22

3. Find the indicated value.
Let f(x) = 4x + 7 and g(x) = 12x – 1
Find g(f(3))
Find f(g(3))

4. Perform the indicated operation.
Let f(x) = 2x2 and g(x) = 3x – 5
Find g(f(x))
Find f(g(x))

5. Find the indicated value.
Let g(x) = -x2 and h(x) =
Find h(h(-4))
Find g(h(8))

6. 6.3: w/s C: Perform the indicated operation.
Let f(x) = 2x2 – x , g(x) = , and
h(x) =
Find f(g(x))

7. 6.3: w/s C: Perform the indicated operation.
Let f(x) = 2x2 – x , g(x) = , and
h(x) =
Find g(h(x))

8. 6.3: w/s C: Perform the indicated operation.
Let f(x) = 2x2 – x , g(x) = , and
h(x) =
Find f(h(x))