amir36mm53

2.-6a-3b=-3(2a+b)

3.a²+a⁴=a²(1+a²)

4.6x-12x²=6x(1-2x)

5.y⁵+y³+y=y(y²-y+1)×(y²+y+1)

6.-b⁷-b¹⁰+b³=-b³(b⁴+b⁷-1)

7.c×(x-y)+b×(x-y)=(x-y)×(c+b)

8.m×(6-n)+k×(n-6)=(6-n)×(m-k)

9.5x+5y-bx-by=(x+y)×(5-b)

10.b⁷+b³x-2b⁴-2x=(b⁴+x)×(b³-2)