How many three-digit numbers can be formed using the digits 2,3,4,5,6 if digits can be repeated?
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How many three-digit numbers can be formed using the digits 2,3,4,5,6 if digits can be repeated?
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Step-by-step explanation:
the numbers formed by 2 are
233,234,235,236,243,244,245,246,253,254,255,256,262,263,264,265,266,222 = 18
like 5 numbers are there
hence we can form 18×5 = 90
hope it's helpful please mark as brainliest answer please
Answer:
125 numbers
Step-by-step explanation:
Since there are 5 numbers 2,3,4,5,6 we can select the first digit in 5c1 ways (i.e) 5 ways[5c1=5]
Now since 2 other digits can be repeated same could be done in 5 ways and 5 ways.
Thus total ways= 5x5x5
=125ways
Hope it helps :D.