garzamatt7 garzamatt7
  • 04-03-2019
  • Mathematics
contestada

If f(x)=-7x-3 and g(x)=√x-16 what is (f °g)(-2)

Respuesta :

MrsStrong
MrsStrong MrsStrong
  • 15-03-2019

Answer:

Not possible

Step-by-step explanation:

The notation (f °g)(-2) means f(g(-2)). You will substitute -2 into g(x) then substitute the value or equation that results into f(x).

g(-2) = √x - 16 = √-2 - 16

This is not possible because the value of -2 cannot be found in a square root. Square roots do not compute real roots for negative numbers.

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