分式计算:(b^3n-1 )*c/(a^2n+1)除以 (b^3n-2)/(a^2n)
分式计算:(b^3n-1 )*c/(a^2n+1)除以 (b^3n-2)/(a^2n)
计算:b^(3n-1)/a^(2n-1)×c÷b^(3n-2)/a^2n
计算 :(-0.5a^3b^2)(-4a^n+1 b^n c) 急
已知n为大于1的自然数,计算b^3n-1c^3/a^2n+1 *a^2n/b^3n-2
分式 计算:a^(2n+1)-6a^(2n)+9a^(2n-1) / a^(n+1)-4a^n+3a^(n-1)
计算:(-3a^n+1b^n)*(1/3ab)*(-a^2c)
计算[(a^m+1)(b^n)(c^2)]^3
b^3n-1 c^2/a^2n+1×a^2n-1/b^3n-2=
b^3n-1/a^2n-1×c÷b^3n-2/a^2n
b的3n-1次方除以a的2n+1次方再除以b的3n-2次方除以a的2n次方
a^(n+1)b^n-4a^(n+2)+3ab^n-12a^2
定义数列An=x^n+y^n+z^n,则A(n+3)-3A(n+2)+b*A(n+1)-c*An=0