Answered

Welcome to Westonci.ca, where finding answers to your questions is made simple by our community of experts. Find reliable answers to your questions from a wide community of knowledgeable experts on our user-friendly Q&A platform. Our platform provides a seamless experience for finding reliable answers from a network of experienced professionals.

how many positive integers less than 25 can be formed by using the digits 1,2 and 3

Sagot :

AL2006
I tried to think of a fancy formula for it, then decided it's just easier to list them:

1
2
3
11
12
13
21
22
23

That's 9 of them.
there are 9 numbers that are positive integers that can be formed by the #s 1,2,&3 THAT R LESS THAN 25 1 2 3 11 12 13 21 22 23