Question

If Seco-tan 0 =2 then sin 0=?​

Answer 1

$sec \: theta - tan \: theta = 2 \\ = > \frac{1}{cos \: theta} - \frac{sin \: theta}{cos \: theta} = 2 \\ = > \frac{1 - sin \: theta}{cos \: theta} = 2 \\ = > sin \: theta = 1 - 2cos \: theta$

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Answer 2

welcome to the concept of trigonometry....

I hope my answer help you...