sin(5 pi)/(12)*cos(pi)/(12)

Prove that 2"sin"(5pi)/(12)"cos"(pi)/(12)=(sqrt3+2)/2

(sin((5pi)/12)-cos((5pi)/12))/(cos((5pi)/12)+sin((5pi)/12))=

Prove that: 15sin(5pi)/(12)+15cos(5pi)/(12)-20sin^3(5pi)/(12)-20cos(5pi)/(12)=0

Select and write the correct answer from the given alternatives in each of the following : 2sin((5pi)/12).cos(pi/12) =

Find the value of 2cos((5pi)/12) cos(pi/12) and 2sin((5pi)/12)cos(pi/12)

Prove that 2sin((5pi)/12)cos(pi/12)=(2+sqrt3)/2

Find the value of cos""(pi)/(12)(sin""(5pi)/(12)+cos""(pi)/(4))+sin""(pi)/(12)(cos""(5pi)/(12)-sin""(pi)/(4)) .

Find the value of cos""(pi)/(12)(sin""(5pi)/(12)+cos""(pi)/(4))+sin""(pi)/(12)(cos""(5pi)/(12)-sin""(pi)/(4)) .

Convert each of the following products into the sum or difference of sines and cosines (i). 2sin5xcosx(ii). 2cos4xcos3x(iii). 2sin3xsinx(iv). sin((5pi)/12).cos(pi/12)(v). cos((5pi)/12)cos(pi/12)

Evaluate the following: (sin(7 pi))/(12)(cos pi)/(4)-(cos(7 pi))/(12)(sin pi)/(4)