Math, asked by emam762, 1 year ago

It is right to say thatcos(A+B)=cosA+cosB justify your answer

Answers

Answered by Anonymous

3

cos (A+B)=cosAcosB-sinAsinB
it is helpful for you and the other guy

Answered by Shuvanshurawat8

0

cos(A+B)= cosA.cosB -sinA.sinB

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