1951 AHSME Problems/Problem 26
Problem
In the equation the roots are equal when
Solution
Multiplying both sides by gives us
The roots of this quadratic are equal if and only if its discriminant
(
) evaluates to 0.
This means
See Also
1951 AHSC (Problems • Answer Key • Resources) | ||
Preceded by Problem 25 |
Followed by Problem 27 | |
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