mkc18
mkc18 mkc18
  • 20-03-2019
  • Mathematics
contestada

let f(x) = -4x + 7
and
g(x) = 2x - 6

find (g•f)(1)

• 0

• -4

• 23

•3

Respuesta :

lastbenchstudent
lastbenchstudent lastbenchstudent
  • 21-03-2019

g(x) = 2x-6

f(x) = -4x +7

(g•f)(x) = g(f(x))

= 2(f(x)) - 6

= 2 ( -4x+7) -6

= -8x + 14 -6

= -8x +8

now

(g•f)(1) = -8(1) + 8= -8+8

= 0

so option a is answer

Answer Link

Otras preguntas

Which of the following could NOT own land of any kind under feudalism?
C. Unscramble the letters in brackets to get the correct abstract nouns. 1. He likes to share what he has with others..... (egneorisyt) .. (uhimlyit) 2. He is v
Complete the simplified sentences with the correct object pronouns. Objetos indirectos 1. Yo siempre digo la verdad a mis padres. ➡️ Yo siempre _________ digo l
Need help with Arabic pls
a. Find xb. Is the triangle equilateral isosceles or scalene?please explain ​
What is a mandate? O A. An agreement among countries in a region OB. A vote to override a veto OC. An open border OD. The legal authority to take action
−−→AB=(xy) What values should x and y take?
Corn: In a prior sample of corn, farmer Carl finds that 14% of the sample has worms but the margin of error for his population estimate was too large. He wants
The capital budget forecast for the Santano Company is $725,000. The CFO wants to maintain a target capital structure of 45% debt and 55% equity, and it also wa
The length and width of a rectangular room are measured to be 3.95±0.05m and 3.05±0.05m, respectively. The area & premeter of the floor is