3a^n+2-7a^n+1b-6a^nb^2
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3a^n+2-7a^n+1b-6a^nb^23a^n+2-7a^n+1b-6a^nb^23a^n+2-7a^n+1b-6a^nb^2=a^n(3a^2-7ab-6b^2)=a^n(3a+2b)(a-3
3a^n+2-7a^n+1b-6a^nb^2
3a^n+2-7a^n+1b-6a^nb^2
3a^n+2-7a^n+1b-6a^nb^2
=a^n(3a^2-7ab-6b^2)
=a^n(3a+2b)(a-3b)
3a^n+2-7a^n+1b-6a^nb^2
3a^(n+2)-7a^(n+1)b-6a^nb^2因式分解
-3a^nb^n+1-6a^nb^n=-3a^nb^n( )分解因式
(3a^n+2b-2a^nb^n-1+3b^n)·5a^nb^n+3计算
(3a^n+2b-2a^nb^n-1+3b^n)·5a^nb^n+3计算
(3a^(n+2)b-2a^nb^(n-1)+3b^n)×5a^nb^n+3(n为正整数,n大于1)
a^n+2+a^n+1b-6a^nb^2因式分解
a^(n+2)-a^(n+1)b-6a^nb^2 因式分解
(3a^n+2b-2a^nb^n-1+3b^n)·5a^nb^n+3计算答案
[4a^nb^n-1﹙﹣6a^3b^4)+(﹣3a^nb^n)(﹣2ab)^3]÷3ab=
(n+1)A^2-nB^2+AB=0怎样推算出(A+B)[(n+1)A-nB]=0
a^n+2+a^n+1b-6a^nb^2 因式分解a^n+2+a^n+1b-6a^nb^2因式分解,8m^2+26mn-15n^2因式分解
a^n+2-a^n+1-6a^nb^2( n为正整数) 因式分解
分解因式-5a^nb^n-10a^n+1b^n-1+15a^n+2
若1+2+3+…+n=m,求(ab^n)×(a^2b^n-1)×…×(a^n-1b^2)×(a^nb)的值.
若1+2+3+...+n=x,求(ab^n)(a^2 b^n-1).(a^n-1b^2)(a^nb)的值.
因式分解a^4n-a^3nb^m+a^nb^3m-b^4m
下列各组的三个点力,可能平衡的有 并且说明理由A.3N 4N 8NB.3N,5N 7NC.1N 2N 4N D.7N 6N 13N