lim 1-cos(x)/sin(5x) x是趋向0的.
lim(x趋向于0)(1+sinx-cosx)/(1+sinβx-cosβx)
lim(x趋向0)ln(1+sin x)/x^2
x趋向0 lim cos(1/x),x趋向pai/2 tanx
lim cos x/x 的极限值[x趋向于无穷大]
求lim (sin^2x+x)/(cos^2x-x) x趋向于无穷
lim(sin=√x²+1-sinx)当x趋向0是极限
lim(x趋向正无穷)[x]*sin(1\x)=?
根号(1-cos x)/(没根号)sin x求x趋向0的极限.
高数求极限.x趋向于零,lim(sin^2x-x^2cos^2x)/x^2sin^2x ,
lim x趋向无穷 sinπx 的极限 与 lim x趋向正无穷 sinπx 的极限
求lim [sin(x^2-1)]/(x-1) x趋向于1的极限.
求lim x趋向无穷 sin(x+1)/x^2的极限