24/pi = 12sin(c)-6sin(2c) How do i solve for c?
Q quangtsan New member Joined May 20, 2012 Messages 3 May 20, 2012 #1 24/pi = 12sin(c)-6sin(2c) How do i solve for c?
D Deleted member 4993 Guest May 20, 2012 #2 quangtsan said: 24/pi = 12sin(c)-6sin(2c) How do i solve for c? Click to expand... First express: sin(2c) = 2 * sin(c) * cos(c)
quangtsan said: 24/pi = 12sin(c)-6sin(2c) How do i solve for c? Click to expand... First express: sin(2c) = 2 * sin(c) * cos(c)
D Deleted member 4993 Guest May 20, 2012 #3 I gave you that hint - without doing the problem. However, that did not yield much of a simplification. I resorted to Newton-Raphson - and got an answer c = 1.238225 rad Last edited by a moderator: May 20, 2012
I gave you that hint - without doing the problem. However, that did not yield much of a simplification. I resorted to Newton-Raphson - and got an answer c = 1.238225 rad
