Home > A2C > Chapter 4 > Lesson 4.2.1 > Problem4-71

4-71.

Write the equation $y = x^{2} + 7x − 8$ in graphing form. Use what you learned about finding the vertex in Lesson 4.1.3 to help you.

Complete the square. See the online help for problem A2C 4-40 part (a) if you need help.

The equation is $y = \left(x + 3.5\right)^{2} − 20.25$.