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QUESTION

Proving trig identities

1.)  (sec(x) – tan(x))^2 + 1 / csc(sec(x)-tan(x)) =

      2tan(x)

2.) cos(x) + sin(x) – 1 / cos(x) – sin(x) + 1 =

      csc(x) – cot(x)

I need help proving these :( 

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** (sec(x) – ********* * * / ****************** * **************** is:-[sec(x)−tan(x)]2+1[sec⁡(x)−tan⁡(x)]2+1=sec2(x)−2sec(x)tan(x)+tan2(x)+1=2sec2(x)−2sec(x)tan(x) =2sec(x)⋅[sec(x)−tan(x)]=sec2(x)−2sec(x)tan(x)+sec2(x)The *******************************************************************************************************************

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