f(x)=x^2-16/2x-15 (square root extends to 2x-15) a. Calculate f(3) b. State the domain of the function f(x)=x^2-16/2x-15 c. Find f(a+4) and simplify…

4. f(x)=x^2-16/√2x-15 (square root extends to 2x-15)

a. Calculate f(3)

b. State the domain of the function f(x)=x^2-16/√2x-15

c. Find f(a+4) and simplify as much as possible.

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