find the exact value of the expression:

csc (tan^-1 �ã3/3)

Is this supposed to say,

csc (tan^-1 √3/3) ?

if so, then we have a triangle with opposite as √3 and adjacent as 3, which by Pythagoras gives a hypotenuse of √12

then csc (tan^-1 √3/3) = √12/√3 = √4 = 2