-5x (x-4) i got: -5x +20 #28 (y^2 - y -1) + (y^2 + Y + 3) i got: 2y ^2 + 2 #29 (x^2 + 1) - (2x^2 + x -1) i got: -x^2 - x +2
- 5 x ( x - 4 ) = - 5 x * x - 5 x * ( - 4 ) = - 5 x ^ 2 + 20 x = 20 x - 5 x ^ 2 # 28 Correct # 29 Correct
You can ask a new question or answer this question.