Math 1323 Precalculus Notes on Section 2.5 Dr. Cordero
Problem # 35: Write and complete the square to get:
Now solve for in terms of .
Problem # 43: Since is a linear function , it must be either increasing or decreasing. Therefore by the Theorem on page 197 is one-to-one and has an inverse. Indeed, .
Problem # 46: (a).