1977 AHSME Problems/Problem 22
Problem 22
If is a real valued function of the real variable , and is not identically zero, and for all and , then for all and
Solution
We can start by finding the value of . Let Thus, is not true. To check , we let . We have Thus, is not true, but is. Thus, the answer is
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See Also
1977 AHSME (Problems • Answer Key • Resources) | ||
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Followed by Problem 23 | |
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