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| 1. |
If sin(A + B) = 1 and cos(A - B) = 1 , 0 degrees < A + B = B , find A and B . |
| Answer» If sin(A + B) = 1 and cos(A - B) = 1 , 0 degrees < A + B <= 90 degrees , A>= B , find A and B . | |