(2ab)²×(a²-b²)-(2a²b²)²÷(4b²)+4a²b的四次方
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![(2ab)²×(a²-b²)-(2a²b²)²÷(4b²)+4a²b的四次方](/uploads/image/z/2754216-0-6.jpg?t=%EF%BC%882ab%EF%BC%89%26%23178%3B%C3%97%EF%BC%88a%26%23178%3B-b%26%23178%3B%EF%BC%89-%EF%BC%882a%26%23178%3Bb%26%23178%3B%EF%BC%89%26%23178%3B%C3%B7%EF%BC%884b%26%23178%3B%EF%BC%89%2B4a%26%23178%3Bb%E7%9A%84%E5%9B%9B%E6%AC%A1%E6%96%B9)
(2ab)²×(a²-b²)-(2a²b²)²÷(4b²)+4a²b的四次方
(2ab)²×(a²-b²)-(2a²b²)²÷(4b²)+4a²b的四次方
(2ab)²×(a²-b²)-(2a²b²)²÷(4b²)+4a²b的四次方
(2ab)²×(a²-b²)-(2a²b²)²÷(4b²)+4a²b^4
=4a²b²×(a²-b²)-4a^4b^4÷(4b²)+4a²b^4
=4a^4b²-4a²b^4-a^4b²+4a²b^4
=3a^4b²
答案:3a^4b^2