因式分解565^2*11-435^2*11
2个回答

(X ^ 3 +6 X ^ 2 +11×6)

=(X ^ 3 +3 X ^ 2)+(3 ^ 2 +11×6)

BR /> = X ^ 2(X +3)+(X +3)(3X +2)

=(X +3)(X ^ 2 +3 X +2)

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=(X +3)和第(x +2)(X +1)