AKPotW: Equal Temperature Points on Earth [Analysis]

Check out this Advanced Knowledge Problem of the Week.
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Solution below.

Advanced Knowledge Problem of the Week 7-9-19: Polynomial Function in Numerator [Analysis]

Check out this Advanced Knowledge Problem of the Week.
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Solution below.

Advanced Knowledge Problem of the Week 4-23-19: Solutions of Linear Polynomials [Number Theory]

Check out this Advanced Knowledge Problem of the Week.
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Solution below.

Advanced Knowledge Problem of the Week: 5-11-17

Check out this week's problem, and let us know how you did in the comments below or on social media!

Solution below the break.

Advanced Knowledge Problem of the Week: 4-27-17

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Advanced Knowledge Problem of the week: 3-39-1

Check out this week's ADVANCED KNOWLEDGE Problem of the Week! Let us know how you did!

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Advanced Knowledge Problem of the Week: 3-2-17

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Advanced Knowledge Problem of the Week: 2-24-17

Check out this week's AKPotW, and try to prove if a sequence converges! Let us know how you did in the comments!

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Advanced Knowledge Problem of the Week 1-5-17

Check out 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.

Problem of the Week

See what you can come up with for this week's irrationally cool Problem of the Week. Let us know how you do in the comments!

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Problem of the Week

Keep all your options open so you can get some closure with this week's Problem of the Week!

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Problem of the Week

Open yourself up to a whole new set of analytical possibilities in this week's Problem of the Week! Let us know how you do in the comments.

 Solution below the break.

Problem of the Week

Try your hand at this week's Problem of the Week, and let us know how you did in the comments!

Solution below the break.