(x+1)(x+2)(x+3)(x+4)=120 – InterviewSolution

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1.

(x+1)(x+2)(x+3)(x+4)=120

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(x+1)(x+2)(x+3)(x+4) = 120 = 2×3×4×5 x+1 = 2 x+2 = 3 x+3 = 4 x+4 = 5 x = 1

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