Adding polynomials
(3x2+5x-7)+(2x2-4x+9)
5x2+X+2
(7x2+3x-3)-(2x2-4x+1)
5x2+7x-6
(2x+3) (x-4)
=2x2-5x-12
(6y3-2y2+8y)+(4y3+32-3y)
10y3-22+5y
(9y3-2y2+6y)-(4y3+5y2-2)
5y3-7y2+7y
(x+5)2
(5a2-7a+1)+(3a2+9a-6)
8a2+2a-5
(6a2+8a-4)-(3a2-2a+7)
3a2+10a-11
(2x-3y)(3x-7y)
6x2-23xy+21y2
(8m2+4m-10)+(5m2-6m+2)
13m2-2m-8
(10m2-3m+9)-(6m2+5m-2)
4m2-8m+11
(2x-1y)(x+9y)
2x2+ 17xy-9y2
(2p3-3p2+7p-1)+(5p3+1p2-4p+8)
7p3-2p2+3p+7
3p3+7p2-10p+11y
(2x+8)(2x+3)
4x2+22x+24