Plzz hurry triogonometry.

Asked by khushal305 | 27th Sep, 2009, 12:02: PM

Expert Answer:

LHS

=(secA+secAtanA+secAcotA)-(cosecA+cosecAtanA+cosecAcotA)

=[secAtanA-cotAcosecA]+[secA-cosecA+secAcotA-cosecAtanA]

=[secAtanA-cotAcosecA]+[secA-cosecA+cosecA-secA]

=secAtanA-cotAcosecA

=RHS

Answered by  | 27th Sep, 2009, 02:31: PM

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