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

7-109.

Rewrite *f*(*x*) = 2*x*^{2} − 16*x* + 34 in graphing form. Homework Help ✎

Factor out the a value from the first two terms.

*f*(*x*) = 2(*x*^{2} − 8*x*) + 34

Complete the square. Why is 32 subtracted?

*f*(*x*) = 2(*x*^{2} − 8*x* + 16) + 2

*f*(*x*) = 2(*x* − 4)^{2} + 2