求lim(cos^n次方x-sin^n次方x)/(cos^n次方x+sin^n次方x)
求lim(cos^n次方x-sin^n次方x)/(cos^n次方x+sin^n次方x)
sinx+cosx=1 求sin n次方x+cos n次方x
求下列极限.lim(n趋向于无穷大)(2x次方)*(sin*1/2x次方)
lim(x→0)sin(x的n次方)/(sinx)的n次方
lim n趋于无穷2的n次方sin(x/2的n次方)的极限怎么求
已知y=x[sin(lnx)+cos(lnx)],求y的n次方
Lim(n→∞) 2的n次方sin x/2的n次等于多少?
求lim((sin²x-sin²9)/(x-9)),x→9 lim((x+n)/(x-n))的x次方
lim(n趋近于无穷大)3n·sin(x/3n) 注:3n为3的n次方
利用等价无穷小的性质,求极限 lim(x趋于0)sin(x的n次方)/(sinx)的m次方 (n,m为正整数)
求极限:lim(x→0)[cosx+cos^x+cos3(次方)x+……+cosn(次方)x] /(cosx-1),[n
求3的n次方乘以sin(x/3的n次方)的极限,n趋于无穷大