(3x+2y)(9x²－6xy＋4y²﹚
=(3x)³+(2y)³
=27x³+8y³
(3x+2y)(9x²－6xy＋4y²﹚
1个回答
相关问题
-
（2y-3x）（4y^2+6xy+9x^2)
-
(2x-3y)(4x^2+6xy+9y^2)=?
-
(3xy-9x2-2y2-6xy)-(6x2+2xy-3xy-y)
-
（9x3y4-6x4y3+3x2y3）÷______=-3x2y2+2x3y-xy．
-
1.(x+4)(x-7)+10 2.1-6xy^3+9x^2y^6 3.(9x^2-4y^2)-(3x+2y) 4.(m
-
分解因式 x^3-6(x^2)y+9 xy^2-4y^3
-
解方程组：｛x²-2xy+3y²=9 4x²-5xy+6y²=30
-
x^2-2xy+3y^2=9｛4x^2-5xy+6y^2=30
-
4x^2-12xy+9y^2-4x+6y-3.分解因式
-
因式分解：x(y-3)-(2y-6) (x+y)^3-(x-y)^2(x+y) x(x^2-xy)-(4x^2-4xy)