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Home > PC > Chapter 8 > Lesson 8.2.5 > Problem 8-144

8-144.

Given f(x) = x2 + x + 1, find f(x + h) − f(x). Homework Help ✎

f(x + h) − f(x) = ((x + h)2 + (x + h) + 1) − (x2 + x + 1)
Simplify.