Sunday

January 25, 2015

January 25, 2015

Posted by **Molly** on Monday, January 16, 2012 at 3:29pm.

sin t, cos t; quadrant 2

- pre-calculus -
**Damon**, Monday, January 16, 2012 at 3:39pmsin^2 t = 1 - cos^2 t

sin t = +/- sqrt (1-cos^2 t)

in quadrant 2, sin t is + so use + sign

**Answer this Question**

**Related Questions**

trig - Find the sign of the expression if the terminal point determined by t is ...

trig - Write cot(t) in terms of sin(t) if the terminal point determined by t is ...

Pre-Calculus - Evaluate the expression under the given conditions.? show work ...

Trigonometry - Slopes stuff - Point A is the terminal point of angle phi and ...

pre calculus. - x is a first quadrant angle. In what quadrant(s) does the ...

Pre-Calc Help!!!!!!!! - Evaluate the expression under the given conditions. sin...

Pre-calculus - The terminal side of theta lies on a given line in the specified ...

Pre-calculus - The terminal side of theta lies on a given line in the specified ...

Pre-calculus - The terminal side of theta lies on a given line in the specified ...

Pre-Calc Help - Evaluate the expression under the given conditions. (show work ...