Advanced Knowledge Problem of the Week 4-19-18: Contour Integral [Complex Analysis]

Check out this Advanced Knowledge Problem of the Week.
Be sure to let us know how you solved it in the comments below or on social media!

Solution below.

Advanced Knowledge Problem of the Week 4-5-18: Laurent Series at Infinity [Complex Analysis]

Check out this Advanced Knowledge Problem of the Week.
Be sure to let us know how you solved it in the comments below or on social media!

Solution below.

Advanced Knowledge Problem of the Week

Enjoy this week's Advanced Knowledge Problem of the Week! Let us know how you did in the comments!

Solution below the break.

Advanced Knowledge Problem of the Week

Use your imagination to solve this week's Advanced Knowledge Problem of the Week! Also note that there's no solution video due to the holiday this week. We will be back in full swing next week!

Solution below the break.