Question

please answer this question with the process please fast please​

Answer 1

Answer:

tan(A-B)=sin(A-B)/cos(A-B)

tan(A-B)=sinAcosB-sinBcosA/cosAcosB+sinAsinB

tan(A-B)=cosAcosB(sinA/cosA-sinB/cosB)/cosAcosB(1+sinAsinB/cosAcosB)

tan(A-B)=tanA-tanB/1+tanAtanB

Hope this helps you

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