Practice problem
Factor the quadratic polynomial −3x2+4x+15-3x^{2}+4x+15−3x2+4x+15.
−(3x+5)(x−3)-(3x+5)(x-3)−(3x+5)(x−3)
(3x+5)(x−3)(3x+5)(x-3)(3x+5)(x−3)
−(3x+3)(x−3)-(3x+3)(x-3)−(3x+3)(x−3)
−(3x+3)(x−5)-(3x+3)(x-5)−(3x+3)(x−5)
Type a concept, like “slope” or “photosynthesis”.