因式分解(x^2+4)^2+8x(x^2+4)+16x
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![因式分解(x^2+4)^2+8x(x^2+4)+16x](/uploads/image/z/580165-61-5.jpg?t=%E5%9B%A0%E5%BC%8F%E5%88%86%E8%A7%A3%28x%5E2%2B4%29%5E2%2B8x%28x%5E2%2B4%29%2B16x)
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因式分解(x^2+4)^2+8x(x^2+4)+16x
因式分解(x^2+4)^2+8x(x^2+4)+16x
因式分解(x^2+4)^2+8x(x^2+4)+16x
如果是 (x^2+4)^2+8x(x^2+4)+16x^2
(x^2+4)^2+8x(x^2+4)+16x^2
=(x^2+4)^2+2*4x(x^2+4)+ (4x)^2
=(x^2+4+4x)^2
=(x+2)^4