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Krishanu

· started a discussion

· 1 Months ago

plz elaborate steps

Question:

Find the value of \(1 - 2\sin^2 \theta +\sin^4 \theta\)

Options:
A)

sin4θ    

B)

cos4θ    

C)

cosec4θ    

D)

sec4θ    

Solution:

Ans: (b)

  

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