Solving a trig euqtaion involvong tan and cot

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January 13th 2009, 03:43 PM
shanzwhaat

Solving a trig euqtaion involvong tan and cot

sorry for so many questions..
tanx - cotx = 0
do i use cot = 1/tanx?
and how??
January 13th 2009, 03:48 PM
mr fantastic

Quote:

Originally Posted by shanzwhaat

sorry for so many questions..
tanx - cotx = 0
do i use cot = 1/tanx?
and how??

The equation re-arranges into $\tan^2 x - 1 = 0$ .
January 13th 2009, 03:51 PM
Prove It

Quote:

Originally Posted by mr fantastic

The equation re-arranges into $\tan^2 x - 1 = 0$ .

Yes it does (Rock) by multiplying both sides by $\tan{x}$ .

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