`(1-cot20 0^(@))(1-cot2 5^(@))=`

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

Value of (3 + cot 80^(@) cot 20^(@))/( cot 80^(@) cot 20 ^(@))

(1+cot85^(@))/(cot85^(@)*)(1+cot95^(@))/(cot95^(@)*)(1+cot130^(@))/(cot130^(@))(1+cot140^(@))/(cot140^(@)=)

The value of (cot 54^(@))/(tan 36^(@)) + (tan 20^(@))/(cot 70^(@)) is.............. (A) 0 (B) 2 (C) -2 (D) 1

Find the value of (cot9^(@)-1)(cot18^(@)-1)(cot27^(0)-1)(cot36^(@)-1)

(tan40^(@)+tan20^(@))/(cot45^(@)-cot50^(@)cot70^(@))=(A)sqrt(3)(B)1(C)0(D)-1

Value of (3+cot80^(@)cot20^(@))/(cot80^(@)+cot20^(@)) is equal to (a) cot20^(@)(b)tan50^(@)(c)cot50^(@)(d)cot sqrt(20^(@))