Math, asked by heanish8930, 1 year ago

Prove the identities: (1 + (secA - tanA)^2)/(cosecA(secA - tanA)) = 2tanA

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Answered by SahilChandravanshi
5
Hope this will help u... :-)
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Answered by sandy1816
0

{1+(secA-tanA)²}/cosecA(secA-tanA)

={(sec²A-tan²A)+(secA-tanA)²}/cosecA(secA-tanA)

={(secA-tanA)(secA+tanA+secA-tanA)}/cosecA(secA-tanA)

=2secA/cosecA

=2sinA/cosA

=2tanA

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