Question

Please help with this Piece-Wise Function.

Answer 1

In "f(3)", we are told to use an x-value of 3.

Looking at the function, we can either pick a formula that is used when x≤0 or x>0.

Since 3 > 0, we need to use the formula paired with x > 0:

f(x) = x + 1 if x>0

So f(3) = 3 + 1 = 4.