posted by adam2 .
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