Solve this: 69 Complete general solution of the equation sin2x sec3x=1 is:A 2nπ5+π10 or 4n-1π2,n∈I - Maths - Sequences and Series

Question

Solve this: 69
C o m p l e t e   g e n e r a l   s o l u t i o n  
o f   t h e   e q u a t i o n   sin 2 x   s e c
3 x = 1   i s : A   2 n π 5 + π 10   o r
  4 n - 1 π 2 , n ∈ I        
                B   2
n π 5 + π 10   , n ∈ I C   2 n π 5 +
π 10   ,   n ∈ I - 5 k + 1 : k ∈ I
                  D
  2 n π 5 + π 10   o r   2 n π , n
∈ I

Neha Sethi · Accepted Answer

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https://www meritnation
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Solve this: 69. C o m p l e t e g e n e r a l s o l u t i o n o f t h e e q u a t i o n sin 2 x . s e c 3 x = 1 i s : A 2 n π 5 + π 10 o r 4 n - 1 π 2 , n ∈ I B 2 n π 5 + π 10 , n ∈ I C 2 n π 5 + π 10 , n ∈ I - 5 k + 1 : k ∈ I D 2 n π 5 + π 10 o r 2 n π , n ∈ I