(x²-y²)²-8(x²+y²-2)因式分解_数学解答

(x²-y²)²-8(x²+y²-2)因式分解

人气：253 ℃　时间：2020-04-10 08:23:21

解答

(x²-y²)²-8(x²+y²-2)=(x²-y²)²-8(x²-y²+2y²-2)=(x²-y²)²-8(x²-y²)+16-16y²=(x²-y²-4)²-16y²=(x²-...