Essay question help?
Let f(x) = 3x – 42 and g(x) = 5x.

Part 1 [4 points] What is (f ◦ g)(x) ?
Part 2 [2 points] Use complete sentences to describe the method you used to solve this problem.

Question

Essay question help? 
Let f(x) = 3x – 42 and g(x) = 5x. 

Part 1 [4 points] What is (f ◦ g)(x) ? 
Part 2 [2 points] Use complete sentences to describe the method you used to solve this problem.

anonymous · Answer

Part 1: f(g(x)) = 3(5x) - 42 = 15x - 42

Part 2: The composition of functions is used by finding the value of the function f(x) when x is the function g(x).

anonymous · Answer

Thank you! :)