设函数[tex=3.143x1.357]SvkmdiaSCBne2lfTn9xiFw==[/tex]在点[tex=0.571x0.786]ZKO2xs0EgSemzoH7MSmYTA==[/tex]三阶可导,且[tex=3.929x1.286]0VLGTLK6v3MkNP58z7HiHXp2qu795SxN9y5QmQBDwV8=[/tex]若[tex=1.857x1.357]bZ4KhrFbnCaidqbMGQZfww==[/tex]存在反函数[tex=4.214x1.5]S9yBPCpiHrBQwweIi+pHUg==[/tex],试用[tex=2.214x1.429]iNxCerDUViDWTqUmlPeFSQ==[/tex],[tex=2.429x1.429]/FYTUVhgTPYa3RqQR+bSSdHISwtHLqigk5R9EESJHHA=[/tex]及[tex=2.571x1.429]79SmwT+8J9VTqKDgDEyFq2aY1BQth57kh94zfhSgaIs=[/tex]表示[tex=4.357x1.286]PSSpzcbeEMv7DiWwv8kxMhVE9fxAYtH479LcwVJOzLb7fXWtCIDrcDUMsIx9OYqp[/tex][br][/br]
举一反三
- 设函数 [tex=3.143x1.357]SvkmdiaSCBne2lfTn9xiFw==[/tex] 在点 [tex=0.571x0.786]ZKO2xs0EgSemzoH7MSmYTA==[/tex] 处二阶可导,且 [tex=3.929x1.286]0VLGTLK6v3MkNP58z7HiHXp2qu795SxN9y5QmQBDwV8=[/tex], 若 [tex=1.857x1.357]bZ4KhrFbnCaidqbMGQZfww==[/tex] 存在反函数 [tex=4.214x1.5]r2jmw55kMrkPXJAoU7k29A==[/tex], 试求 [tex=4.357x1.643]mdxpV1nwlVP7A5IGNK08W5b8jOYAF0ZlkaNtQXRe7jZrvjnW/LVTyTTeaF/Jccqt[/tex] .
- 设[tex=5.929x1.071]gAFI4ZzNAmjFfJAphmTsRQ==[/tex],若[tex=7.786x1.357]09fTpcwFMVcu1qrv9hyVbjaVP6Nu0Q7b0o9JCaEhfzk=[/tex],[tex=7.786x1.357]17Fg+KbtgLZdNaerla1J+g==[/tex],[tex=7.714x1.357]GzWWzGNDry0+/hdju2Gv5Q==[/tex],那么[tex=0.571x0.786]/uIIzJZ/1DPgc5sOsRpAXQ==[/tex],[tex=0.571x1.0]Tr41q2//n6lfFMLRmh8s0w==[/tex],[tex=0.5x0.786]rGd4FFr4Zsu+cuz6gxITMA==[/tex]的大小关系为 A: x<y<Z B: y<z<x C: z<x<y D: z<y<x E: 不能确定
- 若:(1)函数 f(x)在点[tex=3.714x1.357]7VByCIzkNySq3s2l9I6f5zccNJDeV+6SQrVr3iwjgB0=[/tex]有导数,而函数g(x)在点[tex=2.286x1.0]DSJKaWfJALImFxxTg/8qhA==[/tex]没有导数;(2)函数f(x)在点[tex=3.714x1.357]7VByCIzkNySq3s2l9I6f5zccNJDeV+6SQrVr3iwjgB0=[/tex]没有导数,而函数g(x)在点[tex=2.286x1.0]DSJKaWfJALImFxxTg/8qhA==[/tex]有导数;(3)函数f(x)在点[tex=3.714x1.357]7VByCIzkNySq3s2l9I6f5zccNJDeV+6SQrVr3iwjgB0=[/tex]没有导数及函数g(x)在点[tex=2.286x1.0]DSJKaWfJALImFxxTg/8qhA==[/tex]没有导数,则函数[tex=5.643x1.357]GmtX7Vop79exGU/rpqXUYw==[/tex]在已知点[tex=2.286x1.0]DSJKaWfJALImFxxTg/8qhA==[/tex]的可微性怎样?
- 设函数[tex=3.143x1.357]Eg6rSgUNTUffRvxyTlFbYQ==[/tex]在点[tex=0.571x0.786]c5VsltFnl9nO0qB/vNKOWA==[/tex]二阶可导,且[tex=4.071x1.429]U93ae75fuTDIyESpUsh0Znxw8HsPs/3+dKg1A7Sgz2g=[/tex].若[tex=1.857x1.357]BGkv0wKMIn2R4tUsMDFEFA==[/tex]存在反函数[tex=4.214x1.5]X4tnRmg9ptWcXRsWJCIE5iFzaBn0AyeVAzDEO7/ylT4=[/tex],试用[tex=5.0x1.429]U93ae75fuTDIyESpUsh0Zvaxe9NteqcymEPLd1HF4oN74xhsC9JoCG9xIxr00sj6[/tex]以及[tex=2.571x1.429]o1NxfHFvh4pfuP8b7Vf/BLM9mw2a8g13iR+liT0iBJOcTMG5+16J5Iuai7VsI2ee[/tex]表示[tex=4.5x1.643]WfldAP4jTSnBM8Wh+uruUgZBFwSP/ENp0INsrcYyk4n+zScHyfcxFyF9NLgREvygC08tq3NgLA4OzAsJJnzXqg==[/tex]
- 求函数[tex=3.286x1.429]kdT+eIE7CHPynuN6CaN40g==[/tex](抛物线)隐函数的导数[tex=1.071x1.429]BUw1BPFU3fsJlAl/vt9M9w==[/tex]当x=2与y=4及当x=2与y=0时,[tex=0.786x1.357]Hq6bf3CacUy07X+VImUMaA==[/tex]等于什么?