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If tan A=2020/2021,tanB=1/4041 then tan(A+B)=_______​

Answer»

ong>ANSWER:

tan(A−B)=1+tanA.tanBtanA−tanB⇒ tan(A−B)=1+34×7134−71⇒ tan(A−B)=1+2142128−3⇒ tan(A−B)=21252125⇒ tan(A−B)=1⇒ A−B=tan−1(1)⇒ A−B=4π

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