Simplify: fracx2+2x−15x2−9\\frac{x^2 + 2x - 15}{x^2 - 9}fracx2+2x−15x2−9 (assume xneqpm3x \\neq \\pm 3xneqpm3).
fracx+5x+3\\frac{x + 5}{x + 3}fracx+5x+3
fracx−5x−3\\frac{x - 5}{x - 3}fracx−5x−3
fracx+5x−3\\frac{x+5}{x-3}fracx+5x−3
fracx−5x+3\\frac{x - 5}{x + 3}fracx−5x+3