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

Write the coordinates of the vertices after a transition 5 units right S= U= T=
Select the correct answer.Function h is a transformation of the parent exponential function, f(x) = 2³.h(x)=-3-2Which statement is true?OA.Function h is a horiz
Find the values of x and y in the diagram below. (4x-7) 86° (7y-1)⁰ (9x + 4)
Use the discriminant to describe the solutions as one real, two real, or two imaginary solutions. x^2 - 15x + 12 = 0
what is the LCM of 4, 5
Luis goes 4 laps every day to the athletics track and the track measures 800 meters how many km he runs in five days.​
find a, b and c. don’t be slow. show the equation and answer for all pls (:
frank had a 1.5kg bag of potting soil. he used 420g of soil to pot a plant. how many kilograms of soil are left in a bag?
Is it impossible to increase the cost of an item by less than 1%
Simplify the rational expression below. When typing your numerator and denominators be sure to but the term with the variable first and do not put spaces betwee