(8)当 arrow (0)^+ 时,与 sqrt (x) 等价的无穷小量是 ()-|||-(A) https:/img.zuoyebang.cc/zyb_0b
1.当 arrow 0 时,下列无穷小中与x^2为同阶无穷小的是 ()-|||-(A) https:/img.zuoyebang.cc/zyb_41baf2f3
3.当 arrow 0 时,下列无穷小中,哪个是比其他三个更高阶的无穷小 () .-|||-(A)x^2 (B) https:/img.zuoyebang.cc
3、(2007年)已知当x→0时, ^2ln (1+(x)^2) 是sin"x的高阶无穷小,而sin"x又是 https:/img.zuoyebang.cc/z
. https:/img.zuoyebang.cc/zyb_59b3de1062e243c0b1e32e8058920d73.jpg+({x)_(n)}^2
某天早 https:/img.zuoyebang.cc/zyb_8cea8f9e1e44fee4a53b84b1b8d04a09.jpg.9 点至晚 https
(B) https:/img.zuoyebang.cc/zyb_f136f6e023bb215619f3c76c1be07936.jpggt 0. (C) ht
平面https:/img.zuoyebang.cc/zyb_443e7b4f4bf9228e9f1fec85132a95c9.jpg:2x+3y+4z+1=0
9.当x→0时, (x)=a(x)^3+bx 与 (x)=(int )_(0)^sin x((e)^(t^2)-1)dt 是等价无穷小,则 ()-|||-(A)
https:/img.zuoyebang.cc/zyb_c0fbf0d3ab9a0b30a20e47b6f2b25ba5.jpg-a-|||-C.α^2 D.