“微信扫一扫”进入题库练习及模拟考试
计算:
\( ({m}^{-2}{n}^{-3}{)}^{-5}\cdot ({m}^{2}\cdot {n}^{-1}{)}^{4}\)
参考答案:\( {m}^{18}\cdot {n}^{11}\)
进入考试题库