Find the LCM of the given polynomials. 3x^2 - 27; 2x^2 - x - 15 Solution: 3x^2 - 27 = 3(x^2 - 9) or 3(x - 3) (x + 3) 2x^2 - x - 15 = (x - 3) (2x + 5) LCM = 3(x + 3)(x - 3)(2x + 5) Yes?