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ABHISHEK KUMAR SINGH

· started a discussion

· 1 Months ago

wrong (Question:605536.0)

why not c/////

Question:

If sinθ + cosθ = a and secθ + cosecθ = b, then which of the following is true.

Options:
A)

a2–1 = 2ab    

B)

b2–1 = 2ab    

C)

\(a^2- 1=\frac{a}{b}\)

D)

b2–1 =ab    

Solution:

Ans: (a)

  

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