1978 AHSME Problems/Problem 1
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Contents
[hide]Problem 1
If , then equals
Solution 1
By guessing and checking, 2 works. ~awin
Solution 2
Multiplying each side by , we get . Factoring, we get . Therefore, . ~awin
Solution 3
Directly factoring, we get . Thus must equal
See Also
1978 AHSME (Problems • Answer Key • Resources) | ||
Preceded by Problem 0 |
Followed by Problem 2 | |
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