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January 30, 2015

January 30, 2015

Posted by **Shane** on Monday, May 6, 2013 at 4:11pm.

- Maths -
**Steve**, Monday, May 6, 2013 at 4:52pm8tan^2 + 2tan - 15 = 0

(4tan-5)(2tan+3) = 0

so tanθ = 5/4 or -3/2

in QI,QIII and QII,QIV respectively

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