因式分解:ab²+bc²+ca²+a²b+b²c+c²a+2abc
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![因式分解:ab²+bc²+ca²+a²b+b²c+c²a+2abc](/uploads/image/z/1105269-69-9.jpg?t=%E5%9B%A0%E5%BC%8F%E5%88%86%E8%A7%A3%EF%BC%9Aab%26%23178%3B%2Bbc%26%23178%3B%2Bca%26%23178%3B%2Ba%26%23178%3Bb%2Bb%26%23178%3Bc%2Bc%26%23178%3Ba%2B2abc)
因式分解:ab²+bc²+ca²+a²b+b²c+c²a+2abc
因式分解:ab²+bc²+ca²+a²b+b²c+c²a+2abc
因式分解:ab²+bc²+ca²+a²b+b²c+c²a+2abc
ab^2+bc^2+ca^2+a^2*b+b^2*c+c^2*a+2abc =(ab^2+c^2*a+2abc)+(bc^2+ca^2+a^2*b+b^2*c) =a(b^2+c^2*+2bc)+(a^2*b+