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If (cos ^(2) theta - 1) ( 2 sec ^(2) the...

If `(cos ^(2) theta - 1) ( 2 sec ^(2) theta) + sec ^(2) theta + 2 tan ^(2) theta = 2 , 0 ^(@) lt theta lt theta lt 90^(@) ,` then `(( "cosec" theta + cos theta))/(( "cosec theta - cos theta)) ` is equal to :

A

A)1

B

B)`4 sqrt2`

C

C)`2 sqrt2`

D

D)3

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The correct Answer is:
D
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