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4 March, 17:51

How many different 3 digit numbers are there if. I digit can be repeated? The digits 0 through 9 can be used, but 0 cannot be in the first place.

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  1. 4 March, 18:07
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    9 digits for the first place.

    10 digits for the second place.

    10 digits for the third place.

    9 * 10 * 10 = 900 Numbers
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