Given F(x) and G(x), Find the Indicated Composition and State $f ( x ) = x ^ { 2 } - 25$

question 11

Multiple Choice

Given f(x) and g(x) , find the indicated composition and state its domain.
-For $f ( x ) = x ^ { 2 } - 25$ and $g ( x ) = 2 x + 3$ , what is the domain of $f \circ g$ ?

• A) \(( - \infty , \infty )\)
• B) \([ 0 , \infty )\)
• C) \(( - 5,5 )\)
• D) \([ 5 , \infty )\)