CPM Homework Help : PC Problem 9-67

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Home > PC > Chapter 9 > Lesson 9.2.1 > Problem 9-67

9-67.

Complete the following. Homework Help ✎
1. Simplify for f(x) = x² + 2x − 1.
2. Explain what your answer represents on the graph of y = f(x).

Step (a):

$\frac{(5 + h)^2 + 2(5 + h) - 1 - (5^2 + 2(5) - 1)}{h}$

Hint (b):

This is a slope expression.

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