1961 AHSME Problems/Problem 13
Problem
The symbol means is a positive number or zero, and if is a negative number. For all real values of the expression is equal to?
Solution
Factor out the inside the square root. Remember that because square rooting a nonnegative real number will always result in a nonnegative number. The answer is .
See Also
1961 AHSC (Problems • Answer Key • Resources) | ||
Preceded by Problem 12 |
Followed by Problem 14 | |
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