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

1. What is the conversion of 350 milliliters to liters? 2. what is 3 liters converted into milliliters? 3. What is 9 liters converted into milliliters?
What is the measure of angle 2? A) 47 degrees B) 74 degrees C) 37 degrees D) 53 degrees
A hexagonal pyramid is cut by a plane as shown in the diagram. What is the shape of the resulting cross section? see diagram
there are how many regularly accepted steps or phases through the grieving processA)sixB)fiveC)fourD)seven
Laura's family is going on a driving vacation. They will drive 4180 miles over the next two weeks.about how many miles will they drive on average each week?
How are genes related to chromosomes?
identify the object of the preposition my plan today is to study and then takw a walk by the river
"Z is the centroid of . If AZ=12, what is ZY? A) 6 B) 9 C) 12 D) 18"
How does an acid–base indicator react when placed in an acidic solution?
what is an inequalite