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· started a discussion

· 1 Months ago

mmmhmmm?? (Question: 233150.0 )

Are you trying to say that the 1st ranker completed the paper in 36 minutes??

Question:

The numerical value of \(\left ( \cfrac {1}{cos\ \theta}+\cfrac{1}{cot\ \theta} \right )\left ( \cfrac {1}{cos\ \theta}-\cfrac{1}{cot\ \theta} \right )\) is:

Options:
A) 0
B) –1
C) +1
D) 2
Solution:

Ans: (c)

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