CPM Homework Help : PC Problem 8-72

Given f(x) = . Homework Help ✎
1. What is the value of f (−1)?
2. Find . (Hint: polynomial division)
3. Use what you found from part (b) to sketch f(x) without using a calculator.

Hint (a):

What happens when the denominator is 0?

Hint (b):

Substitute x = −1 into the quotient.

Hint (c):

You know it is a parabola with a hole at x = −1. Find the x-intercepts by factoring.