" If "(1-cot1^(@))*(1-cot2^(@))*(1-cot3^(@)).........(1-cot44^(@))=2^(n)," then "n" is equal to "

If (1-cot 1^(@))*(1-cot2^(@))*(1-cot3^(@))...(1-cot44^(@))=2^(n) , then (n)/(11) is equal to

If (1-cot 1^(@))*(1-cot2^(@))*(1-cot3^(@))...(1-cot44^(@))=2^(n) , then (n)/(11) is equal to

The value of (1-cot2^(0))(1-cot5^(0))(1-cot11^(0))(1-cot34^(0))(1-cot40^(@))(1-cot43^(0))(1+cot45^(@)) is

cot^(-1)(-1/2)+cot^(-1)(-1/3) is equal to

cot^(-1)(-1/2)+cot^(-1)(-1/3) is equal to

Find- cot^(-1)1+cot^(-1)2+cot^(-1)3

If A = 1/1 cot ^(-1) (1/1) + 1/2 cot^(-1) (1/2) + 1/3 cot ^(-1) ( 1/3) " and " B = 1 cot^(-1) ( 1) + 2 cot^(-1) (2) + 3 cot^(-1) (3) " then " |B - A| " is equal to " (a pi )/b + c/d cot ^(-1) (3) where a,b,c,d in N are in their lowest form , find ( b -a - c - d)

If A = 1/1 cot ^(-1) (1/1) + 1/2 cot^(-1) (1/2) + 1/3 cot ^(-1) ( 1/3) " and " B = 1 cot^(-1) ( 1) + 2 cot^(-1) (2) + 3 cot^(-1) (3) " then " |B - A| " is equal to " (api)/b + c/d cot ^(-1) (3) where a,b,c,d in N are in their lowest form , find ( b -a - c - d)

If A = 1/1 cot ^(-1) (1/1) + 1/2 cot^(-1) (1/2) + 1/3 cot ^(-1) ( 1/3) " and " B = 1 cot^(-1) ( 1) + 2 cot^(-1) (2) + 3 cot^(-1) (3) " then " |B - A| " is equal to " (api)/b + c/d cot ^(-1) (3) where a,b,c,d in N are in their lowest form , find ( b -a - c - d)