题目内容
计算下列各数的算术平方根
(1)144
(2)108
(3)62
(4)
用计算求下列各数的算术平方根(保留四个有效数字),并观察这些数的算术平方根有什么规律.
(1)78000,780,7.8,0.078,0.00078.
(2)0.00065,0.065,6.5,650,65000.