(-√0.2)²等于多少

(-√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