2m(5m^3-3m+7) = 10m^4 - 6m^2 + 14m-3a(a^2 - 2ab + 5b^2) = -3a^3 + 6a^2b - 15ab^2(3x-2)(4x+1) = 12x^2 - 5x - 2
3a(a-5b)-5b(d-5a) = 3a^2 - 15ab - 5bd + 25ab = 3a^2 + 10ab - 5bd2xy - (x-y)(2x-3y) = 2xy - (2x^2 - 3xy - 2xy + 3y^2) = 2xy - 2x^2 + 3xy + 2xy - 3y^2 = -2x^2 + 7xy - 3y^2
7x^2y^2 - 14xy^3 + 28x^2y^4 = 7xy^2(x - 2y + 4y^3)24p^2q^2 - 16pq^3 = 8pq^2(3p - 2q)
2m(5m^3-3m+7) = 10m^4 - 6m^2 + 14m
-3a(a^2 - 2ab + 5b^2) = -3a^3 + 6a^2b - 15ab^2
(3x-2)(4x+1) = 12x^2 - 5x - 2
3a(a-5b)-5b(d-5a) = 3a^2 - 15ab - 5bd + 25ab = 3a^2 + 10ab - 5bd
2xy - (x-y)(2x-3y) = 2xy - (2x^2 - 3xy - 2xy + 3y^2) = 2xy - 2x^2 + 3xy + 2xy - 3y^2 = -2x^2 + 7xy - 3y^2
7x^2y^2 - 14xy^3 + 28x^2y^4 = 7xy^2(x - 2y + 4y^3)
24p^2q^2 - 16pq^3 = 8pq^2(3p - 2q)