3 years ago

Let f(x) = -5x-1 and g(x)=x2 + 5. = X Find (f o g)(-2).

Mathematics

1 answer:

Anastasy [175]3 years ago

3 0

Answer:

- 46

Step-by-step explanation:

evaluate g(- 2) then substitute the result into f(x) , that is

g(- 2) = (- 2)² + 5 = 4 + 5 = 9 , then

f(9) = - 5(9) - 1 = - 45 - 1 = - 46

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