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# Suppose that a and b are digits in base d>6 such that . Find A_d - B_d in base d .

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Suppose that a and b are digits in base d>6 such that $$\overline{AB}_d + \overline{AA}_d = 162_d$$. Find A_d - B_d  in base d .

Feb 17, 2021

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A = 4 and B = 3, so A _d - B_d = 1.

Feb 17, 2021