Mathematics, 14.04.2020 17:40 brillamontijo
. Suppose that n is a three-digit natural number, and 3 | n. If x is the 100s digit of n, y is the 10s digit of n, and z is the 1s digit of n, show that 3 | (x y z). (Hint: To understand the notation x, y, and z, suppose, for example, that n is the number 153. In this case, we get x
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. Suppose that n is a three-digit natural number, and 3 | n. If x is the 100s digit of n, y is the 1...
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