TanA=1/2,tana=1/3 show that A+B=45
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tan (A + B).= tanA + tanB / 1 - tanA tanB....
tanA = 1/2 & tan B = 1/3 ...
...tan ( A + B ) = 1/2 + 1/3 / 1- 1/2 × 1/3 ....
tan ( A + B ) = 1 ....
....A + B = 45 ....
Hence proved.....
tanA = 1/2 & tan B = 1/3 ...
...tan ( A + B ) = 1/2 + 1/3 / 1- 1/2 × 1/3 ....
tan ( A + B ) = 1 ....
....A + B = 45 ....
Hence proved.....
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