如根号0.236=0.4858,根号0.236a=4.858,求a的值

问题描述:

如根号0.236=0.4858,根号0.236a=4.858,求a的值
看不懂

根号0.236=0.4858,
所以
10×根号0.236=4.858
=根号(100×0.236)
=根号0.236a=4.858
所以
100×0.236=a×0.236

a=100