Question

plz solve this.
$\frac{ \sin\alpha - \cos \alpha + 1 }{ \sin \alpha + \cos \alpha - 1} = \frac{1}{ \sec\alpha - \tan \alpha }$
solve this by not using the method of dividing the num. and denom. by
$\cos\alpha$
. give me the solution by using another method

Answer 1

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