cos theta cos alpha – sin theta sin alphaGive the identity
cos theta cos alpha – sin theta sin alpha
Give the identity
Kaushal Negi , 6 Years ago
Grade 11
Trigonometry> cos theta cos alpha – sin theta sin alpha...
1 Answers
Arun
Dear Kaushal
cos theta cos alpha - sin theta sin alpha = cos ( theta + alpha)
Hope it helps
In case of any difficulty, please feel free to ask again
Approved Last Activity: 6 Years ago
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