Question

Find the exact value of six trigonometric functions of 0.?

a) sin0 = -5/13 and 180 degrees < 0 < 270 degrees

Answer 1

Step 1:

From the basic trigonometric ratio's,

From the Pythagorean theorem,

.

Step 2:

In third quadrant are positive.

Solution:

Six trigonometric ratio's are

, ,

, , .