(a^2+1分之b^3n-1*c^2)*b^3n-2分之a^2n-1
(a^2+1分之b^3n-1*c^2)*b^3n-2分之a^2n-1
b^3n-1 c^2/a^2n+1×a^2n-1/b^3n-2=
分式计算:(b^3n-1 )*c/(a^2n+1)除以 (b^3n-2)/(a^2n)
b^3n-1/a^2n-1×c÷b^3n-2/a^2n
计算:b^(3n-1)/a^(2n-1)×c÷b^(3n-2)/a^2n
根号a的2n-1次方分之b的2n次方乘以c的2n+2次方 (a>b>c>0)
已知m分之a=n分之b=2,m=不等于0,n不等于0,求(1)m+分之a+b;(2)2m-3n分之2a-3b
a的3次方b的平方c(-30分之7a的n次方b的m次方)乘以(-2分之15a的2n次方bc的n-1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
如果a,b互为相反数,c,d互为倒数,|n-1|=4,求2n+cd+n的平方分之a+b的值.
计算 :(-0.5a^3b^2)(-4a^n+1 b^n c) 急