### Home > A2C > Chapter 11 > Lesson 11.1.2 > Problem 11-20

11-20.

Complete the square to convert each of the following quadratic functions to graphing form. State the vertex and sketch the graph. Homework Help ✎

*f*(*x*) =*x*^{2}+ 6*x*+ 7*f*(*x*) =*x*^{2}− 10*x*

*f*(*x*) = (*x*^{2} + 6*x* + 9) − 9 + 7

*f*(*x*) = (*x* + 3)^{2} − 2

vertex: (−3, −2)

See part (a).