rhndcrl rhndcrl
  • 04-03-2019
  • Mathematics
contestada

Let f(x) =-3x-4 and g(x) =2x-6. Find (f×g)(-7)

A)-20
B)56
C)17
D)28

Respuesta :

kittenpaci1414
kittenpaci1414 kittenpaci1414
  • 04-03-2019

Answer:

56

Step-by-step explanation:

(f of g)(x)=f(g(x))

(f of g)(-7)=f(g(-7))

find g(-7) first for easier time

g(-7)=2(-7)-6=-14-6=-20

f(g(-7))=f(-20)

f(-20)=-3(-20)-4=60-4=56

(f of g)(-7)=56

hope this helps

Answer Link

Otras preguntas

What did johnny mean when he told ponyboy to stay gold?
Help asappppp math helo
What are the domain and range of f(x) =4^x-8
What two categories make up mood disorders
Which of the following should have a hyphen? A. nineteen B. American president C. self evident D. written quickly
A person touches a hot surface with his hand and his hand springs back. Which two systems are operating?
Is a nucleus a prokaryotic or eukaryotic
At the post office, Karen mails three packages that weigh 7.2, 7.5, and 7.9 pounds. The post office that Karen uses rounds the weight of a package to the neares
Bile is considered to taste __________. a. sweet b. sour c. salty d. bitter
Howe and Strauss defined those who are "outer driven" as being motivated by their responsibilities to the community. In the millennial cycle, which generation i