Activity 2 Divide the folowing polynomial (long method)
1) a²+7a+10 by a+2 2)y²+y-20 by y-4 3)12m²+23mn+10n² by 3m+2n 4)a²+10a-12 by a-5 5)d²+8d+15 byd+3 6)9e²-3e-56 by3e-8 7)30c²+90ac-63a² by 6c-7a 8)20+w-w² by5-w 9)6x³- 3x²+2x+3 by x-2 10)2x²+5x-42 byx+6