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If tan A=a/a+1 and tan B …

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If tan A=a/a+1 and tan B =a/2a+1then find the value of A+B.

    • Posted by Pappi Giri Giri 6 years, 8 months ago

    CBSE > Class 11 > Mathematics
    • 1 answers

    Sayali Pingle 6 years, 8 months ago

    Using identity tan(A+B)=TanA + tanB/1-tanAtanB Tan (A+B)=( a/a+1 + a/2a+1)/1- a/a+1×a/2a+1 After solving we get A+B= arctan( 3a+2)a^2/a^2+3a+1

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