Math, asked by sanskarvarshney47, 1 year ago

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Answered by viswabhargav
0

Since sec²θ= tan²θ +1;

19tan²θ=19

implies tanθ = ±1 i.e θ = 45° or 135°

correspondingly,  ( secθ - cosecθ )² - sin²θ = -1/2

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