Grade 12th passTrigonometry
In a triangleABC a(cos^2B+cos^2C)+cosA(ccosC+bcosB) is equal to?(solve using projection rule)
In a triangleABC a(cos^2B+cos^2C)+cosA(ccosC+bcosB) is equal to?
(solve using projection rule)
1 Answer
Saurabh Koranglekar
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