Wednesday

July 23, 2014

July 23, 2014

Posted by **lindsay** on Monday, April 23, 2012 at 10:18pm.

- trigonometry -
**Reiny**, Monday, April 23, 2012 at 11:54pm27tan^2 x = 9

tan^2 x = 1/3

tanx = ± 1/√3

x = 30° , 150° , 210° or 330°

general

x = (30 + 180k)° , where k is an integer

x = (150+180k)° , where k is an integer

**Related Questions**

Trigonometry - Find the exact value of tan(a-b) sin a = 4/5, -3pi/2<a<-pi...

Math-Trigonometry - Show that if A, B, and C are the angles of an acute triangle...

trigonometry - 5. Find the complete exact solution of sin x = -√3/2. 9. ...

trigonometry - 5.Find the complete exact solution of sin x = -√3/2. 10. ...

TRIGONOMETRY - Can someone please show me step by step solutions? I'd appreciate...

Trigonometry - Verify the identity algebraically. This problem is very ...

Trigonometry - 1.Solve tan^2x + tan x – 1 = 0 for the principal value(s) to two ...

trigonometry - Determine the general solution of 8cos^2x-1=0

trigonometry - an example problem showed the following log tan A/2 = 9.54435 - ...

Trigonometry desperate help, clueless girl here - 2. solve cos 2x-3sin x cos 2x...