Wednesday

April 23, 2014

April 23, 2014

Posted by **latrice** on Wednesday, September 23, 2009 at 2:37pm.

Let P be the point on the unit circle U that corresponds to t. Find the coordinates of P and the exact values of the trig functions of t, whenever possible.

(a) -pi

(b) 6pi

- precal -
**MathMate**, Wednesday, September 23, 2009 at 5:52pmcos(-pi)=cos(pi)=-1

Note: cos(-x)=cos(x), cos is an even function

cos(6π)=cos(0)=1

Note: cos(x)=cos(x-2kπ) where k is an integer.

sin(x) = sqrt(1-cos²(x))

tan(x) = sin(x)/cos(x)

**Related Questions**

trig - Let P be the point on the unit circle U that corresponds to t. Find the ...

Pre Cal - Let P be the point on the unit circle U that corresponds to t. Find ...

Pre Cal---Fix to the question below - Let P be the point on the unit circle U ...

Pre Cal - Let P be the point on the unit circle U that corresponds to t. Find ...

Geometry - Please Someone Help!!! Find the coordinates of a point on the unit ...

Trigonometry - 1) Find the coordinates of the point (-1,3) after the ...

Math - I have a series of questions that I did. They lead up to the last ...

Precalculus - The figure shows part of a curve traced by a point on the ...

maths - the circle is given by the equation x^2+y^2+8x-7/2y=0 find (i)...

trig - find the coordinates of the terminal point on the unit circle determined ...