Math, asked by rumaanahashmi463, 1 year ago

Simplify cos(theta + pi/6)-sin(theta + pi/3)

Answers

Answered by acesolution2017
0
Expand the equation by formula of cos(a+b)=cosa.cosb-sina.sinb 
and sin(a+b)=sina.cosb-cosa.sinb

Put the value of sin30, cos60,sin60 and cos30:
we get -sin(theta)
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