1.

If a!=a(a−1)(a−2)(a−3)...1, then find X+Y+Z, given that XYZ is a three digit number such that XYZ=X!+Y!+Z!.

Answer»

If a!=a(a1)(a2)(a3)...1, then find X+Y+Z, given that XYZ is a three digit number such that XYZ=X!+Y!+Z!.



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