亲们,小滴问道数学题（a²-b)²他等于多少来着?

亲们,小滴问道数学题（a²-b)²他等于多少来着?
亲们,小滴问道数学题（a²-b)²他等于多少来着?

亲们,小滴问道数学题（a²-b)²他等于多少来着?
a⁴﹣2a²b＋b²

a^4+b2-2b×a^2

(a²)²－2a²b﹢b²