SOLUTION: Given 𝑓(𝑥) = 4𝑥2 − 9 and 𝑔(𝑥) = √𝑥+9 2 show that 𝑓(𝑔(𝑥)) = 𝑔(𝑓(𝑥))

SOLUTION: Given 𝑓(𝑥) = 4𝑥2 − 9 and 𝑔(𝑥) = √𝑥+9 2 show that 𝑓(𝑔(𝑥)) = 𝑔(𝑓(𝑥))

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Question 1075202: Given 𝑓(𝑥) = 4𝑥2 − 9 and 𝑔(𝑥) = √𝑥+9 2
show that 𝑓(𝑔(𝑥)) = 𝑔(𝑓(𝑥))
Answer by Fombitz(32388) (Show Source): You can put this solution on YOUR website!
What is g(x)?
You can use sqrt(x+9) for the square root of (x+9).
But what does the 2 after that mean?
Please clarify and repost.

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