[填空题]如果X的二次方=5则X=_,若|X|=绝对值2,则X=_,0.04的平方根是_,0.04的算术平方根是_
问题描述:
[填空题]如果X的二次方=5则X=_,若|X|=绝对值2,则X=_,0.04的平方根是_,0.04的算术平方根是_
答
根号5、正负2、正负0.2、0.2
[填空题]如果X的二次方=5则X=_,若|X|=绝对值2,则X=_,0.04的平方根是_,0.04的算术平方根是_
根号5、正负2、正负0.2、0.2