What is the expansion of cos(A+B+C) in terms of cos

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Here’s your answer cos(A+B+C) = cosA*cosB*cosC - cosA*sinB*sinC - sinA*cosB*sinC - sinA*sinB*cosC Hope it helps...

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What is the expansion of cos(A+B+C) in terms of cos

What is the expansion of cos(A+B+C) in terms of cos

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What is the expansion of cos(A+B+C) in terms of cos

What is the expansion of cos(A+B+C) in terms of cos

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