(x²+2x)²+2(x²+2x)+1因式分解
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(x²+2x)²+2(x²+2x)+1因式分解
(x²+2x)²+2(x²+2x)+1因式分解
(x²+2x)²+2(x²+2x)+1因式分解
(x²+2x)²+2(x²+2x)+1=(x²+2x+1)²=(x+1)^4.
(x²+2x)²+2(x²+2x)+1因式分解
(x²+2x)²+2(x²+2x)+1因式分解
(x²+2x)²+2(x²+2x)+1因式分解
(x²+2x)²+2(x²+2x)+1=(x²+2x+1)²=(x+1)^4.