“微信扫一扫”进入题库练习及模拟考试
把下列根式化成分数指数幂:
\(\sqrt {a\sqrt {a}}\left ( {a>0} \right )\);
参考答案:\(\sqrt {a\sqrt a } = \sqrt {a \cdot {a^{\frac{1}{2}}}} = \sqrt {{a^{\frac{3}{2}}}} = {({a^{\frac{3}{2}}})^{\frac{1}{2}}} = {a^{\frac{3}{4}}};\)
进入考试题库