(2x-3y)(4x^2+6xy+9y^2)=?
3个回答
立方差公式
=(2x)^3-(3y)^3
=8x^3-27y^3
相关问题
(2y-3x)(4y^2+6xy+9x^2)
(3xy-9x2-2y2-6xy)-(6x2+2xy-3xy-y)
(3x+2y)(9x²-6xy+4y²﹚
x^2-2xy+3y^2=9{4x^2-5xy+6y^2=30
1.(x+4)(x-7)+10 2.1-6xy^3+9x^2y^6 3.(9x^2-4y^2)-(3x+2y) 4.(m
(9x3y4-6x4y3+3x2y3)÷______=-3x2y2+2x3y-xy.
分解因式 x^3-6(x^2)y+9 xy^2-4y^3
因式分解:x(y-3)-(2y-6) (x+y)^3-(x-y)^2(x+y) x(x^2-xy)-(4x^2-4xy)
①-1/3(9x^2-3)+6(2/3x^2+1)②x^2y-(6xy+3x^2y-xy^2)+(5xy+2x^2y)过
x*(9x^3y-3xy^2)÷(-3x^2y)= 【(x+y)^2-(x-y)^2】÷(-4xy)=