SOLUTION: From the digits 1, 8, and 9, how many two-digit numbers can be formed without repeats?

Algebra ->  Permutations -> SOLUTION: From the digits 1, 8, and 9, how many two-digit numbers can be formed without repeats?       Log On


   



Question 569184: From the digits 1, 8, and 9, how many two-digit numbers can be formed without repeats?

Answer by Tatiana_Stebko(1539) About Me  (Show Source):