Asked by Tony
How many rational numbers in the interval (0,1) , when expressed in lowest terms, have denominators less than or equal to 10
Answers
Answered by
Steve
what's the problem? Just list them:
1/2
1/3 2/3
1/4 2/4 3/4
...
1/10 2/10 ... 9/10
remove the duplicates and count them.
1/2
1/3 2/3
1/4 2/4 3/4
...
1/10 2/10 ... 9/10
remove the duplicates and count them.
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