0. Review of Algebra

In Exercises 9–14, perform the indicated operations. Write the resulting polynomial in standard form and indicate its degree. (17x³−5x²+4x−3)−(5x³−9x²−8x+11)

Multiply or divide as indicated. $\(\frac{6x + 9}{3x - 15}\) \(\cdot\) \(\frac{x - 5}{4x + 6}\)$

In Exercises 33–68, add or subtract as indicated. 3x/(x−3) − (x+4)/(x+2)

Find each product. (x+7)(x+3)

In Exercises 69–82, simplify each complex rational expression. (1/x + 1/y)/(x+y)

In Exercises 15–58, find each product. (7x²−2)(3x²−5)

Add or subtract as indicated. (4x−10)/(x−2) − (x−4)/(x−2)