(xy^3n)^n +(xy^6)^n =?
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(xy^3n)^n+(xy^6)^n=?(xy^3n)^n+(xy^6)^n=?(xy^3n)^n+(xy^6)^n=?(xy^3n)^n+(xy^6)^n=x^ny^(3n^2)+x^ny^(6n)
(xy^3n)^n +(xy^6)^n =?
(xy^3n)^n +(xy^6)^n =?
(xy^3n)^n +(xy^6)^n =?
(xy^3n)^n +(xy^6)^n
=x^ny^(3n^2)+x^ny^(6n).
(xy^3n)^2 +(xy^6)^n
(xy^3n)^n +(xy^6)^n =?
(xy^2)^(3n)+(xy^n)^6 等于几
(xy的3n次方)的2次方+(xy的6次方)的n次方
(xy的3n次方)的2次方+(xy的6次方)的n次方
(xy^3n)^2+(xy^6)^n=?
(x^2y^6)^n+3(-xy^3)^2n+2(-x^ny^3n)^2
若x^2n=2,(y^n)^3=3,则(xy)^6n等于?
x^2n=3,y^3n=4 (xy)^6n=?
若x^2n=2,(y^n)^3=3,则(xy)^6n=
(xy^3n)^2等于多少
】已知:【M】=-5x^2+3xy-2y^2,【N】=5x^2-6xy+2y^2.求:M-N、M+N、N-(M-N)】已知:【M】=-5x^2+3xy-2y^2,【N】=5x^2-6xy+2y^2求:M-N、M+N、N-(M-N)
初一 (xy的3n的次方)的2次方+(xy的6次方)的n次方
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