Posted by Jimmy on .
Evaluate (if possible) the function at the given values of the independent variable. Simplify the results. (If an answer is undefined, enter UNDEFINED.)
f(x)=sin x
f(pi)=
f(5pi/4)
f(fpi/30

NSU 
Steve,
f(pi) = 0
f(5pi/4) = 1/√2
dunno what the heck f(fpi/30 is, but
f(pi/3) = √3/2