☀ Chapter 6 Test Algebra 2 Name:______________________ Directions: Complete every problem and show all of your work. If you get stuck on a problem, then skip it and return to it at the end if there is still time. 1. Simplify each expression. a. (4x3 + 9x + 21) + (6x3 − 3x2 + 11) b. (15x2 + 10x − 7) − (3x2 − 8x + 23) 2. Find the product for part a and the nexpand for part b. a. (2x − 5)(2x2 − 9x + 12) b. (x − 3)4 3. Divide. a. (x3 − 4x2 + 8x − 9) ÷ (x2 − 3) b. (2x3 − 3x2 + 36) ÷ (x + 2)