1955 AHSME Problems/Problem 4
Problem
The equality is satisfied by:
Solution
From the equality, , we get .
Solving this, we get, .
Thus, the answer is \text{only} \ x &=0.
The equality is satisfied by:
From the equality, , we get .
Solving this, we get, .
Thus, the answer is \text{only} \ x &=0.
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