共50条信息
抛物线\(y^{2}=8x\)与曲线\(xy=k(k > 0)\)交于点\(M\),若\(M\)到抛物线焦点\(F\)的距离为\(4\),则\(k=\) .
已知\(a{=}(\sqrt{2})^{\frac{4}{3}}\),\(b{=}2^{\frac{2}{5}}\),\(c{=}9^{\frac{1}{3}}\),则\((\) \()\)
已知幂函数\(y=f\left( x \right)\)的图象过点\(\left( \dfrac{1}{2},\dfrac{\sqrt{2}}{2} \right)\),则\({{\log }_{2}}f\left( 2 \right)\)的值为( ).
\(2\)、若 ,则\((\) \()\)
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