数学达人帮助求极限!当x->0时sin(x)=x+o(x)x*cos(x)=x-x^3/2!+o(x^3)sin(x)^3=x^3+o(x)lim(sin(x)-x*cos(x)/sin(x)^3=1/2请问错在哪里?谢谢!
来源:学生作业帮助网 编辑:作业帮 时间:2024/07/02 02:47:28
![数学达人帮助求极限!当x->0时sin(x)=x+o(x)x*cos(x)=x-x^3/2!+o(x^3)sin(x)^3=x^3+o(x)lim(sin(x)-x*cos(x)/sin(x)^3=1/2请问错在哪里?谢谢!](/uploads/image/z/2638295-71-5.jpg?t=%E6%95%B0%E5%AD%A6%E8%BE%BE%E4%BA%BA%E5%B8%AE%E5%8A%A9%E6%B1%82%E6%9E%81%E9%99%90%21%E5%BD%93x-%3E0%E6%97%B6sin%28x%29%3Dx%2Bo%28x%29x%2Acos%28x%29%3Dx-x%5E3%2F2%21%2Bo%28x%5E3%29sin%28x%29%5E3%3Dx%5E3%2Bo%28x%29lim%28sin%28x%29-x%2Acos%28x%29%2Fsin%28x%29%5E3%3D1%2F2%E8%AF%B7%E9%97%AE%E9%94%99%E5%9C%A8%E5%93%AA%E9%87%8C%3F%E8%B0%A2%E8%B0%A2%21)
数学达人帮助求极限!当x->0时sin(x)=x+o(x)x*cos(x)=x-x^3/2!+o(x^3)sin(x)^3=x^3+o(x)lim(sin(x)-x*cos(x)/sin(x)^3=1/2请问错在哪里?谢谢!
数学达人帮助求极限!
当x->0时
sin(x)=x+o(x)
x*cos(x)=x-x^3/2!+o(x^3)
sin(x)^3=x^3+o(x)
lim(sin(x)-x*cos(x)/sin(x)^3=1/2
请问错在哪里?
谢谢!
数学达人帮助求极限!当x->0时sin(x)=x+o(x)x*cos(x)=x-x^3/2!+o(x^3)sin(x)^3=x^3+o(x)lim(sin(x)-x*cos(x)/sin(x)^3=1/2请问错在哪里?谢谢!
sinx=x-x^3/6+o(x^3)
(sinx-xcosx)/sinx^3=(-x^3/6+x^3/2)/x^3=1/3
数学达人帮助求极限!当x->0时sin(x)=x+o(x)x*cos(x)=x-x^3/2!+o(x^3)sin(x)^3=x^3+o(x)lim(sin(x)-x*cos(x)/sin(x)^3=1/2请问错在哪里?谢谢!
当x趋向于0时,(sin(x)-tan(x))/x^3 的极限怎么求?
求当x趋近于a时,(sin x - sin a) /sin (x - a)的极限
当x趋于0,y趋于0时.求sin(x-y)/(x+y)极限?
当x趋向于0时,求:(1/sin^2x-1/x^2)的极限
当x趋近于0时((1-cosx)sin(1/x))/x求极限
求(sin(x∧2sin(1/x)))/x当x→0时的极限
求 (tanx-sinx)/(sin^3 x) 当x→0时的极限
求极限当X趋于0时,(根号(1+X)-根号(1-X))/X求大神帮助
当X趋向于0, 求sin^2(6x)/ sin^2( 2x) 的极限
求极限 ( sin(x)-sin(a) )/(x-a) 当x 趋于a时
求当x趋近于a时,(sin x - sin a) / (x - a)的极限
当 x->0 ,且 x>0 时,求极限:lim ln(2*cos(x)+sin(1/x)) .
(x+sin x)/(2x-cos x)当x趋近于无穷时求极限
(x+sin x)/(2x-cos x)当x趋近于无穷时求极限
求sin(1/x)/1/x当x趋于0的极限是多少即:x*sin(1/x)当x趋于0的极限
数学求极限tan3x/x=?,当x→0时,
(x+sin(x))/x求当x趋近于0的极限