is it right to say cos(A+B)=cosA+cosB
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No....
cos(A+B)=cosA.CosB-sinA.sinB
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hope this helps you
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keep smiling
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mark this as brainliest answer
cos(A+B)=cosA.CosB-sinA.sinB
.
hope this helps you
.
keep smiling
.
mark this as brainliest answer
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