`If A + B = 225^(@), "then the value of"(1+cot A)/(cot A). (1 + cot B)/(cot B) "is"-`

If A + B = 225^(@),"show that",(cotA)/(1 + cot A).(cot B)/(1 + cot B) =1/2.

cot(A-B)=(cot A cot B+1)/(cot A-cot B)

If A+B+C=180^(@) then the value of (cot B+cot C)(cot C+cot A)(cot A+cot B) will be

If A+B=225^(@) than prove that (cot A)/(1+cotA). (cot B)/(1+cotB)=(1)/(2)

If A + B = 45^(@), " then " (cot A - 1) ( cot B - 1) is

If A+B=225^(circ) then (cot A)/(1+cot A) . (cot B)/(1+cot B)=

In Delta ABC, the value of ((cot A)/(2)(cot B)/(2)-1)/((cot A)/(2)(cot B)/(2)) is

In a Delta^(Ie)ABC, if sin A sin B sin C=(1)/(3) then the value of cot A cot B+cot B cot C+cot C cot A is

If A+B=135^(@) " then " (1+ cot A ) (1+cot B)=