1、lim(x->无穷大) e^x arctanx2、lim(x->0)sinx√1+sin(1/x)3、lim(x->无穷大)【(√x^2+x+1)-【(√x^2-x+1)】4、lim(x->无穷大)((x+{x+(x)^0.5]^0.5}^0.5)/(2x+1)^0.55、lim(x->0)(sin3x+x^2sin1/x)/((1+cosx)x)6、lim(n->无穷大)(2^n)(si
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![1、lim(x->无穷大) e^x arctanx2、lim(x->0)sinx√1+sin(1/x)3、lim(x->无穷大)【(√x^2+x+1)-【(√x^2-x+1)】4、lim(x->无穷大)((x+{x+(x)^0.5]^0.5}^0.5)/(2x+1)^0.55、lim(x->0)(sin3x+x^2sin1/x)/((1+cosx)x)6、lim(n->无穷大)(2^n)(si](/uploads/image/z/2623917-21-7.jpg?t=1%E3%80%81lim%28x-%3E%E6%97%A0%E7%A9%B7%E5%A4%A7%29+e%5Ex+arctanx2%E3%80%81lim%28x-%3E0%29sinx%E2%88%9A1%2Bsin%281%2Fx%293%E3%80%81lim%28x-%3E%E6%97%A0%E7%A9%B7%E5%A4%A7%29%E3%80%90%EF%BC%88%E2%88%9Ax%5E2%2Bx%2B1%EF%BC%89-%E3%80%90%28%E2%88%9Ax%5E2-x%2B1%29%E3%80%914%E3%80%81lim%28x-%3E%E6%97%A0%E7%A9%B7%E5%A4%A7%29%28%28x%2B%7Bx%2B%28x%29%5E0.5%5D%5E0.5%7D%5E0.5%29%2F%282x%2B1%29%5E0.55%E3%80%81lim%28x-%3E0%29%28sin3x%2Bx%5E2sin1%2Fx%29%2F%28%281%2Bcosx%29x%296%E3%80%81lim%28n-%3E%E6%97%A0%E7%A9%B7%E5%A4%A7%29%282%5En%29%28si)
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1、lim(x->无穷大) e^x arctanx2、lim(x->0)sinx√1+sin(1/x)3、lim(x->无穷大)【(√x^2+x+1)-【(√x^2-x+1)】4、lim(x->无穷大)((x+{x+(x)^0.5]^0.5}^0.5)/(2x+1)^0.55、lim(x->0)(sin3x+x^2sin1/x)/((1+cosx)x)6、lim(n->无穷大)(2^n)(si
1、lim(x->无穷大) e^x arctanx
2、lim(x->0)sinx√1+sin(1/x)
3、lim(x->无穷大)【(√x^2+x+1)-【(√x^2-x+1)】
4、lim(x->无穷大)((x+{x+(x)^0.5]^0.5}^0.5)/(2x+1)^0.5
5、lim(x->0)(sin3x+x^2sin1/x)/((1+cosx)x)
6、lim(n->无穷大)(2^n)(sinx/2^n-1)
1、lim(x->无穷大) e^x arctanx2、lim(x->0)sinx√1+sin(1/x)3、lim(x->无穷大)【(√x^2+x+1)-【(√x^2-x+1)】4、lim(x->无穷大)((x+{x+(x)^0.5]^0.5}^0.5)/(2x+1)^0.55、lim(x->0)(sin3x+x^2sin1/x)/((1+cosx)x)6、lim(n->无穷大)(2^n)(si
题目上的括号很难读懂啊.加q说吧、?
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1、lim(x->无穷大) e^x arctanx2、lim(x->0)sinx√1+sin(1/x)3、lim(x->无穷大)【(√x^2+x+1)-【(√x^2-x+1)】4、lim(x->无穷大)((x+{x+(x)^0.5]^0.5}^0.5)/(2x+1)^0.55、lim(x->0)(sin3x+x^2sin1/x)/((1+cosx)x)6、lim(n->无穷大)(2^n)(si
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