Q. 4 B4.1( 185 Votes )

Choose the correct option. Justify your choice.


A. 0

B. 1

C. 2

D. –1

Answer :

Consider ( 1 + tanθ + secθ)(1 + cotθ - cosecθ) ,          

  

= 

 = 

Multiplying both terms, we get

 


 



= 2
Therefore, ( 1 + tanθ + secθ)(1 + cotθ - cosecθ) = 2  

  

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