Matching Pairs Factoring QuadraticsOnline version Factor the quadratic expressions, and match the answer. by Giovanna Ro 1 x^2 + 3 x - 10 2 x^2 +2 - 24 3 4 81x^2 + 180x + 100 5 (3 x + 2) (x + 1) 6 x^2 + 2x + 1 7 16x^2 - 49 (x-2)(x+5) (9x+10)^2 3x^2 + 5 x + 2 (x + 1) (x + 1) I have to upload a picture so I can publish this activity. Match this to the disgruntled feline. (4x+7)(4x-7) (x-4)(x+6)