共50条信息
已知\(a=2{\,\!}^{\frac{\mathbf{4}}{\mathbf{3}}}\),\(b=3{\,\!}^{\frac{2}{\mathbf{3}}}\),\(c=25{\,\!}^{\frac{1}{\mathbf{3}}}\),则\((\) \()\)
已知\(a={{(\dfrac{1}{3})}^{\frac{2}{5}}}\),\(b={{(\dfrac{2}{3})}^{\frac{2}{5}}}\),\(c={{\log }_{\frac{1}{3}}}\dfrac{1}{5}\),则\(a\),\(b\),\(c\)的大小关系是( )
已知函数\(f(x)=\ln x-\dfrac{1}{x}\)的零点为\(x\)\({\,\!}_{0}\),则下列结论正确的是( )
函数\(y\)\(=\)\(x^{a}\),\(y\)\(=\)\(x^{b}\),\(y\)\(=\)\(x^{c}\)的大致图象如图所示,则实数\(a\),\(b\),\(c\)的大小关系是( )
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