playshot playshot
  • 24-06-2021
  • Mathematics
contestada

If f(x) = 8 – 10x and g(x) = 5x + 4, what is the value of (fg)(–2)?
–196
–168
22
78

Respuesta :

Kd20062019
Kd20062019 Kd20062019
  • 24-06-2021

Answer:

-168

Step-by-step explanation:

because  f(x) = 8 - 10xg(x) = 5x + 4

(fg)(x) = (8 - 10x)(5x + 4)(fg)(x) = 40x + 32 - 50x^2 - 40x(fg)(x) = 32 - 50x^2

(fg)(-2) = 32 - 50(-2)^2(fg)(-2) = 32 - 200(fg)(-2) = -168

Answer Link

Otras preguntas

Maths revision 6 can someone help
How is the loss of biodiversity different today? A Conditions are changing on Earth faster than species can develop new traits to cope. B There are several diff
How does a third-person omniscient narrator differ from a third-person limited narrator?
Which phrases from the excerpt include loaded words intended to evoke a sense of fear? Select two options.
The torrid sounds of the band playing at the venue tonight were lively, inspiring people to sing along and dance through the night. which definition of torrid
What is the probability that a junior non-Nutrition major and then a sophomore Nutrition major are chosen at random? Express your answer as a fraction or a deci
circular saw blade of diameter 0.190 m starts from rest. In a time interval of 5.80 s it accelerates with constant angular acceleration to an angular velocity o
Graph the inequality -9 < y + 5x < 14
Calculate g(x)=f(x+1) when f(x) =4x-2
40 g of magnesium and 40 g of oxygen react in a chemical reaction in a close system which of the following must result