1.

A+B=135(3π/4) then prove that (1+tanA) (1+tanB) =2tanAtanB​

Answer»

Step-by-step explanation:

The solution is given in LANSCAPE format. The Ans is started after the portion where is written LET. Upper part is just a rough for the math. Just TAKING value like 75, 60 for A, B the problem can be SOLVED. Not only using vslue, but ALSO they can be proved by using formula.



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