1979 AHSME Problems/Problem 22
Problem 22
Find the number of pairs of integers which satisfy the equation .
Solution
The equation is equivalent to . Taking mod 3, we get . However, is always divisible by for any integer . Thus, the answer is Solution by mickyboy789
See also
1979 AHSME (Problems • Answer Key • Resources) | ||
Preceded by Problem 21 |
Followed by Problem 23 | |
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