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A three-digit number is formed from nine numbers (1, 2, 3, 4, 5, 6, 7, 8...

A three-digit number is formed from nine numbers (1, 2, 3, 4, 5, 6, 7, 8 & 9). No number can be repeated. How many different three-digit numbers are possible if 1 and 2 will not be chosen together? a. 462 b. 210 c. 672 d. 336

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A three-digit number is formed from nine numbers (1, 2, 3, 4, 5, 6, 7, 8...
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