solve the equation:
Asked by
| 1st Oct, 2008,
08:39: PM
Expert Answer:
tan2x + (1-
3)tanx - 3 =0
tanx ( tanx+1) - 3 (tanx+1) =0
(tanx +1) ( tanx - 3) =0
tanx = -1 ==> x = -45
and tanx = 3 ==> x=60
Answered by
| 30th Nov, 2008,
02:09: AM
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