1. Section 1.4

2. Combinations of Functions Sum: combine like terms Difference: distribute the negative to the second function and combine like terms Product: multiply the first term in the first function by every term in the second function repeat the process until you have distributed every term in the first function

3. Combinations of Functions Quotient: Divide the two functions Remember the denominator can not equal zero Compositions: Plug the second function into the variable of the first function