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1. |
If x and y are positive acute angles such that sin(4x - y) = 1 and cos(2x + y) = 1/2, then what is the value of cot (x + 2y)? |
A. | √3 |
B. | 1/√3 |
C. | 1 |
D. | Cannot be determined |
Answer» D. Cannot be determined | |