[" If "Tan A-Tan B=x" and "],[cot B-cot A=y" then "],[cot(A-B)=]

If tan A - tan B = x and cot A - cot B = y, then cot( A- B) =

If tan A -tan B = x and cot B - cot A = y, prove that cot(A-B)=1/x+1/y

If tan A-tan B=xand cot B-cot A=y prove that cot(A-B)=(1)/(x)+(1)/(y)

If tanA-tan B=x and cot B- cot A=y . Prove that cot(A-B)=1/x + 1/y

If tan A - tan B = x and cot B - cot A =y , then what is cot ( A -B) equal to ?

If tan A - tan B = x and cot B - cot A =y , then what is cot ( A -B) equal to ?.............. A) 1/x +ya B) (1)/(xy) C) (1)/(x) -(1)/(y) D) (1)/(x) +1/y

If tan A+tan B=p and cot A+cot B=q then cot(A+B)=

If tan A + tan B=p and cot A+ cot B=q then cot (A+B)=

If tan A-tan B=x,cot B-cot A=y prove that cot(A-B)=(1)/(x)+(1)/(y)

If tan x - tany = a and cot y - cot x =b , then cot (x-y) is