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April 25, 2014

April 25, 2014

Posted by **TRIG HELP** on Monday, November 12, 2012 at 7:31am.

cot x/cos x = 5

- TRIG -
**Reiny**, Monday, November 12, 2012 at 7:42amcotx = 5cosx

cosx/sinx - 5cosx = 0

cosx(1/sinx - 5) = 0

cosx = 0 or 1/sinx = 5

if cosx = 0, x = π/2 , 3π/2

if 1/sinx = 5

sinx = 1/5

x = .20136 or 2.94023

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