(-√0.2)²等于多少
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(-√0.2)²等于多少(-√0.2)²等于多少(-√0.2)²等于多少(-√0.2)²=(√0.2)²=0.2不明白可追问,答题不易,望采纳,谢谢!
(-√0.2)²等于多少
(-√0.2)²等于多少
(-√0.2)²等于多少
(-√0.2)²
=(√0.2)²
=0.2
不明白可追问,答题不易,望采纳,谢谢!
(-√0.2)²+0.2
(-√0.2)²
=(√0.2)²
=0.2
平方根号就等于里面的数字0.2