问题描述:
分别求下列各数的平方根和算术平方根.
100,144,0,0.16,-4,1.69,-64,0.25,49/81,-0.36,16/81
100,144,0,0.16,-4,1.69,-64,0.25,49/81,-0.36,16/81
问题解答:
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问题描述:
问题解答:
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