What is f(a+2)? Help

asked May 9, 2023 92.6k views

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Answer:

((5+a))/((a-1))

Choice A

Explanation:

$f\left(x\right)\:=\:(\left(3+x\right))/(\left(x-3\right))$

x = a + 2

Substitute x with a+2

Numerator becomes
3 + (a+2) = 5+a
Denominator becomes
(a+2) - 3 = a+2-3 = a - 1

Therefore the fraction becomes
((5+a))/((a-1))

Shuvayan Das answered May 14, 2023

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