1976 AHSME Problems/Problem 23
Problem 23
For integers and such that , let . Then is an integer
Solution
We know , so let's rewrite the expression as . Notice that
This allows us to rewrite the expression as
From here, we just have to do some algebra to get so is an integer . ~jiang147369
See Also
1976 AHSME (Problems • Answer Key • Resources) | ||
Preceded by Problem 22 |
Followed by Problem 24 | |
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