题目内容：

化简!根号下100×0.36分之0.9×121

优质解答

根号下100×0.36分之0.9×121
=√ [(0.1×9×121)/36]
=√ [(0.1×3^2×11^2)/6^2]
=11/2√ 0.1
=11/20√ 10