LetsSolveMathProblems
127 old videos with fewer than 5,000 views from this channel.
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2:11
Solution: Weekly Math Challenge 5 (August 23, 2017)
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2:52
Prove: Area of a Kite using Diagonals
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7:33
2015 AMC 12 A Problem 20 (Triangle, Heron's Formula)
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4:00
2014 AMC 12 A Problem 17 (Tangent Spheres, Box, Three-Dimensional Geometry)
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3:34
Finding Integral of ln x (by Educated Guessing)
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1:48
Prove: Integral of tan x and sec x
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11:44
2015 AIME II Problem 7 (Similar Triangle, Pythagorean Theorem)
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2:28
2015 AIME II Problem 2 (Conditional Probability)
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4:21
Intro: Multiplication Principle
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4:03
2015 AIME II Problem 3 (Integer, Remainder, Modular Arithmetic)
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3:31
Factorial or Number of Arrangements on a Line
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4:13
Solution: Weekly Math Challenge 7 (September 6, 2017)
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4:24
Examples: Integrals with e^u
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1:52
Solution: Weekly Math Challenge 8 (September 13, 2017)
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3:47
Solution: Weekly Math Challenge 9 (September 20, 2017)
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2:49
2010 AMC 12 A Problem 4 (Negative vs Positive)
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7:06
Solution: Weekly Math Challenge 11 (October 18, 2017)
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1:39
Weekly Math Challenge 12 (October 18, 2017)
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4:42
Solution: Weekly Math Challenge 12 (October 25, 2017)
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12:05
Solution: Weekly Math Challenge 14 (November 8, 2017)
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1:30
Weekly Math Challenge 16 (November 15, 2017)
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1:42
Weekly Math Challenge 17 (November 22, 2017)
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8:40
Solution: Weekly Math Challenge 17 (November 29, 2017)
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2:14
Weekly Math Challenge 19 (December 6, 2017)