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Question 1
What is tan-1 cot(cosec-12) equal to?
Question 2
If 
, then what is x equal to?
, then what is x equal to?
Question 3
What is the value of cos(2 cos-1 0.8)?
Question 4
The equation
is satisfied by
Question 5
If x and y are positive and xy >1, then what is tan-1 x + tan-1 y equal to?
Question 6
What is 
equal to?
equal to?
Question 7
The value of 
is equal to
is equal toQuestion 8
What is 
equal to?
equal to?
Question 9
What is 
equal to?
equal to?
Question 10
What is the principal value of 
?
?
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