Review Directions: Simplify each rational expression. 1. \LARGE \frac{y-3}{(y-1)(y-3)} = 2. \LARGE \frac{(a-5)a}{(a-5)a} = 3. \LARGE \frac{32x }{\16x^2} = 4. \LARGE \frac{x^2y}{xy^2z} = 5. \LARGE \frac{y^2-4}{y+2} = 6. \LARGE \frac{x^2-x }{2x} = 7. \LARGE \frac{x^2-2x+1 }{x^2-1} = 8. \LARGE \frac{-(3-a)}{a-3} 9. \LARGE \frac{(5x-5)}{(x-1)^2} = 10. \LARGE \frac{x^2+2x+1 }{x+1} = 11. 12. \LARGE \frac{6x^2-4x }{9x^2-12x+4} = 13. \LARGE \frac{y-1}{y^3-1} = 14. \LARGE \frac{4m^2+4m+1 }{2m^2-5m-3} = 15. \LARGE \frac{x^4-16 }{x^4+x^2-12} = 16. \LARGE \frac{m^2-2m+mn-2n}{m^3-8} =