find value of A
Asked by
| 6th Oct, 2008,
09:17: PM
Expert Answer:
cos A - sin A/ cosA + sinA = 1-
3/ 1+3
On the LHS Multiply and divide by cos A, you get
1 - tan A / 1+ tan A = 1-3/ 1+3
tanA = 3
A = 60 degrees
Answered by
| 7th Oct, 2008,
10:49: AM
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