(Hint: Base
2. Write all possible 2-digit numbers that can be formed by using the digits 3, 7 and 9, if the repetition of
digits is allowed.
of the following
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(Hint: Base
2. Write all possible 2-digit numbers that can be formed by using the digits 3, 7 and 9, if the repetition of
digits is allowed.
of the following
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9 numbers
Step-by-step explanation:
We know that a two-digit number has two places.
So, there will be 3 X 3 = 9 numbers. These are:
33, 39, 37,75 , 77 93, 95, 97, 73,