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Home > A2C > Chapter 8 > Lesson 8.1.3 > Problem 8-42

8-42.

Write the quadratic function in problem 8-41 in graphing form and sketch its graph.

Factor out the and separate it from the constant.

Complete the square.
Add the value that completes the square inside the parentheses
and subtract it outside.
(Why is the value subtracted not ?)