3 years ago

Let f(x) =x+5 and g(x)=x^2-3 then f(g(x)) =?

Mathematics

1 answer:

guajiro [1.7K]3 years ago

6 0

Answer:

Option (a) is true.

Step-by-step explanation:

Given the function

$f(x)=x+5$

$g\left(x\right)=x^2-3$

(f∘g)(x) = f(g(x)) = f(x²-3) = (x²-3)+5

= x² + 2

Thus,

f(g(x)) = x² + 2

Therefore, option (a) is true.

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