for n = 235, we have s(235) = 2^2 + 3^2 + 5^2 = 38. determine whether the function s(n) is an injective, surjective, or bijective function.  s: Z -> Z

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for n = 235, we have s(235) = 2^2 + 3^2 + 5^2 = 38. determine whether the function s(n) is an injective, surjective, or bijective function. 

s: Z -> Z

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