+0  
 
0
18
1
avatar+52 

What is the exact value of sin(-pi/12)?

 

Please explain!

 Apr 11, 2024
 #1
avatar+35 
0

difference of sines:

sin(pi/6)-sin(pi/4)=

sin(pi/6)cos(pi/4)-sin(pi/4)cos(pi/6)

and try finishing it off

 Apr 11, 2024

2 Online Users

avatar