因式分解:(x²+4)²+8x(x²+4)+16x²
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因式分解:(x²+4)²+8x(x²+4)+16x²
因式分解:(x²+4)²+8x(x²+4)+16x²
因式分解:(x²+4)²+8x(x²+4)+16x²
(x²+4)²+8x(x²+4)+16x²
=(x²+4)²+8x(x²+4)+(4x)²
=(x²+4x+4)²
=(x+2)^4
(x²+4)²+8x(x²+4)+16x²
=[(x²+4)+4x]²
=(x+2)^4