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CBSE Class 10 Answered

Plzz hurry triogonometry.
Asked by khushal305 | 27 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 | 27 Sep, 2009, 02:31: PM
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