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Home > CCA2 > Chapter 7 > Lesson 7.1.7 > Problem 7-109

7-109.

Rewrite f(x) = 2x2 − 16x + 34 in graphing form. Homework Help ✎

Factor out the a value from the first two terms.

f(x) = 2(x2 − 8x) + 34

Complete the square. Why is 32 subtracted?

f(x) = 2(x2 − 8x + 16) + 2

f(x) = 2(x − 4)2 + 2