Ask Math Anything Topics from May 2020
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Mon 5/25/20 Live stream topics
- Find all solutions for if BOTH and are integers.
- How to explain the fourth dimension
- What's a good password that is unhackable?
- What is 1% of 2% of 3% of 4% of 5% ... of 100% of 10000?
- Create a row of 6 squares. Place and in the first 3 squares respectively. You have to move them to the last 3 squares only by moving letters one space to the right. Find the total number of ways to do this. (2017 CEMC Waterloo Caley Contest Problem #24)
- 3-D version of a Catalan number problem
- Did you have a personal math teacher when you were younger, or did you study math on your own?
- Are fingerprint passwords good?
- How should I prepare for AOIME?
- Do you have experience with machine learning calculus?
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Tue 5/26/20 Live stream topics
- Show that the next to last digit of is always even.
- The next to last digit of
- Binomial Coefficients and Pascal's Triangle
- Have you looked at your Wikipedia page? Is the information there accurate?
- Prove that powers of 5 have 2 as the second-to-last digit
- How long would it take you to solve 6 IMO problems?
- What is the smallest integer that you add to to make it a cubic number?
- If then what is
- Prime factorize as the product of primes
- Have you ever met Eddie Woo?
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Wed 5/27/20 Live stream topics
- I have a broken calculator. If you type 39 it gives 12; if you type 98, it gives 17; if you type 54, it gives 92, and if you type 28, it gives 11. What does 53 give?
- Can you prove that the Earth is round when no matter how much you walk, it still looks flat?
- If multiplication is repeated addition, what does mean in those terms?
- How would the world be different if sound were at the same speed as light?
- What is a probability that here on the chat there are two people who have the same birthday?
- A large cube that is 5 cm by 5 cm by 5 cm, is painted orange on all six faces. Then it is cut into 125 small cubes, each 1 cm by 1 cm by 1 cm. How many of the small cubes are not painted orange on any face?
- Three points, O(0,0), A(21,0), and C(0,21) are in a Cartesian coordinate system. Find the number of points interior of triangle OAB having only integer coordinates.
- Pick's Theorem and the area of a triangle
- Why are there so few girls in math and science?
- Is NOVID going to be on Microsoft soon?
- Let be a positive integer. Construct a set of consecutive positive integers that are not prime. Are there ten consecutive composite numbers?
- Let Then a series of consecutive composites are
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Thu 5/28/20 Live stream topics
- There are 30 students in a class. Carlos made 13 errors and all other students made fewer errors. Show that at least three students made the same number of errors.
- Pigeonhole Principle
- 1729 as the sum of two cubes ( and )
- Simplify
- How do you tell if a fish has gone bad?
- If does this determine
- How to make using four 's
- Factor this expression:
- How do you find the average of and ?
- What is the Collatz Conjecture?
- Do you have a mask?
- How to spend money wisely
- What's the formula for the sum of triangular numbers?
- Hockey Stick Identity
- Can you use math to make a good meal?
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Fri 5/29/20 Live stream topics
- There are little squares cut out of a big square. Prove that it is always possible to cut out one more square from the big square.
- What is the base version of 110010? (110010 is in base 10)
- Change 314159 to base 7
- My parents need a new WiFi router; which one should we get?
- The numbers obtained by only using the digits and are written in ascending order: What is the 2022-th number in this sequence?
- What is the 930th number with 7 digits in 1, 2, 3?
- Why not monetize your channel?
- How do you get a life?
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Sat 5/30/20 Live stream topics
- Did you see the Space X launch? Do you think this will change the world?
- Do you think celebrities get mobs of fans at their house?
- How do I prepare for AOIME?
- Why am I getting alerts from NOVID?
- Which would you choose, pizza or taco or hot dog?
- Do you guys have mobs of people at your office?
- Opinions on Dyson spheres (huge megastructures that completely cover the sun and can harness its power)
- What do you think every human being should achieve in life?
- How many people have downloaded NOVID so far?
- What's your least favorite subject?
- Does learning a language help you in the future?
- Can you talk about how you came up with the idea of building NOVID?
- How to get better in math?
- If you could make any other app, what would you make?