Answer:
Step-by-step explanation:
(f + g)(x) simply means that you are adding together the 2 functions that are written in terms of x.

The only like terms we have there are the x-cubed's, so

Answer:
Part A:80
Part B:4
Step-by-step explanation:
11 / 1/3
11 * 3/1
33/1
Fraction Form: 33/1
Simplified Form: 33
Answer:
An inflection point is a point on the graph of a function at which the concavity changes. Points of inflection can occur where the second derivative is zero.
Step-by-step explanation: