Find the exact value of each expression. (Enter your answer in radians.) (a) arctan(1/\\ 3) ( b ) sin-1 ( v 2 / 2 ) Need Help? Read It Watch It Submit Answer 2. [-/1 Points] DETAILS SESSCALC2 5.6.009. MY NOTES ASK YOUR TEACHER Simplify the expression. sin(tan-1 x) Need Help? Read It Watch It Submit Answer 3. [-/1 Points] DETAILS SESSCALC2 5.6.019.MI. MY NOTES ASK YOUR TEACHER PRACTICE ANOTHER Find the derivative of the function. y = sin 1(6x + 1) y' Need Help? Read It Watch It Master It Submit Answer 4. [-/1 Points] DETAILS SESSCALC2 5.6.033. MY NOTES ASK YOUR TEACHER Find the limit. (If an answer does not exist, enter DNE.) lim arctan(ex) X -+ 00 Need Help? Read It Submit Answer 5. [-/1 Points] DETAILS SESSCALC2 5.6.042. MY NOTES ASK YOUR TEACHER PRACTICE ANOTHER Evaluate the integral. V3/7 dx 1 + 49x2 Need Help? Read It Submit Answer 6. [-/1 Points] DETAILS SESSCALC2 5.6.045. MY NOTES ASK YOUR TEACHER PRACTICE ANOTHER Evaluate the integral. dt + C