√0.09=±0.3,√0.9=0.3,√0.01=0.1,±√0.001=±0.1正确的是
问题描述:
√0.09=±0.3,√0.9=0.3,√0.01=0.1,±√0.001=±0.1正确的是
答
√0.01=0.1正确
√0.09=±0.3,√0.9=0.3,√0.01=0.1,±√0.001=±0.1正确的是
√0.01=0.1正确