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Angles A and B are obtuse angles such th...

Angles A and B are obtuse angles such that, tan A + tan B + tan A tan B =1. If A-B= `41^@`, then

A

`A=133^@, B=92^@`

B

`A=143^@, B=102^@`

C

`A=173^@, B=132^@`

D

`A=163^@, B=122^@`

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A
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