guillermorod guillermorod
  • 22-05-2019
  • Mathematics
contestada

If f(x) = -x - 2 and g(x) = x2, what is (gºf)(-6)?

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altavistard
altavistard altavistard
  • 23-05-2019

Answer:

16

Step-by-step explanation:

(gºf)(x) involves using function f as the input to function g and is called a "composition."

g(x) = x^2, so if we use f(x) = -x -2 as input, we get

(gºf)(x) = (-x -2)^2.

At x = -6, we have:

(gºf)(-6) = (-[-6] -2)^2  =  4^2    =16

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