What is f(f(x))?
Given: [image 1] .What are the restrictions on the domain of [image 2] ? [image 3]

6
What is g(h(10))?




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10
Explain how to write a composite function to find the area of the region at time t.
The composite function is A(r(t)) = π(0.5 + 2t)²: substitute the radius function r(t) into the area function A(r).
What did you include in your answer?



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