SOLUTION: Find the exact value of the trigonometric functions. a. 13pi/2 I have 13pi/2*180/pi=1170-1080= 90 degrees= pi/2 b.(-11pi/2) I have -11pi/2*180/pi=990-720= 270 degrees= 3pi/2

SOLUTION: Find the exact value of the trigonometric functions. a. 13pi/2 I have 13pi/2180/pi=1170-1080= 90 degrees= pi/2 b.(-11pi/2) I have -11pi/2180/pi=990-720= 270 degrees= 3pi/2

Question 720477: Find the exact value of the trigonometric functions.
a. 13pi/2
I have 13pi/2*180/pi=1170-1080= 90 degrees= pi/2
b.(-11pi/2)
I have -11pi/2*180/pi=990-720= 270 degrees= 3pi/2
Am I on the right track with my answers?
Answer by lwsshak3(11628) (Show Source): You can put this solution on YOUR website!
Find the exact value of the trigonometric functions.
a. 13pi/2=6π+π/2=π/2
This is like rotating 3 revolutions (6π) counter-clockwise +π/2
b.(-11pi/2)=5π+π/2=4π+π+π/2=π/2
This is like rotating 2 revolutions (4π) clockwise+π+π/2
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