Please solve this question.
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Step-by-step explanation:
( 1+ 1/ sina + cosa/sin a) ( 1+ sina/cosa- 1/cosa)
(sina +1+cosa/sina) ( cosa +sina-1/cosa)
(sina +1+cosa)( cosa+ sina -1)/sina cosa
(sina+cosa)²-(1)²/ sina cosa
sin²a+cos²a+2sina cosa -1/ sina cosa
AS SIN²A +COS²A= 1
1+2sinacosa-1/sina cosa
2 sinacosa/sinacosa
=2
HOPE IT WILL HELP YOU
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