List questions from problem-solving

Published on 15 Feb 2017 - 1:04

47

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Alternate methods to solve this equation

Published on 15 Feb 2017 - 17:55

60

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Find the closest/next $x\in\mathbb{N}$ that satisfies the equation $Ⲭ_{\mathbb{N}}(f(x)) = 1$.

Published on 16 Feb 2017 - 18:08

42

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Solution of linear algebraic equation

Published on 30 Mar 2026 - 9:41

96

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Estimating for non negative r.v. $P[X>0]$

Published on 17 Feb 2017 - 5:41

77

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Proportional Reasoning and Rates

Published on 17 Feb 2017 - 5:49

136

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Proportional Reasoning, Ratios, and Rates

Published on 28 Mar 2026 - 9:55

71

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Derivatives-Piecewise Function problem

Published on 18 Feb 2017 - 1:00

377

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Prove that the measure of central angle is equal to the measure of its intercepted arc.

Published on 27 Mar 2026 - 18:27

233

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Power Series Exercise

Published on 19 Feb 2017 - 20:32

217

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Solve an equation with arbitrary exponents

Published on 19 Feb 2017 - 23:24

64

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solving problems by forming quadratic equations

Published on 20 Feb 2017 - 8:09

167

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Rounding a number to the nearest n-th place with offset

Published on 28 Mar 2026 - 3:35

156

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Prove that it is impossible to have integers $b=5a$ under a digit re-ordering

Published on 29 Mar 2026 - 23:45

124

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Discrete Math Combination with repetition

Published on 22 Feb 2017 - 5:25

List Question

How to come up with different ways to find the same solution?

Alternate methods to solve this equation

Find the closest/next $x\in\mathbb{N}$ that satisfies the equation $Ⲭ_{\mathbb{N}}(f(x)) = 1$.

Solution of linear algebraic equation

Estimating for non negative r.v. $P[X>0]$

Proportional Reasoning and Rates

Proportional Reasoning, Ratios, and Rates

Derivatives-Piecewise Function problem

Prove that the measure of central angle is equal to the measure of its intercepted arc.

Power Series Exercise

Solve an equation with arbitrary exponents

solving problems by forming quadratic equations

Rounding a number to the nearest n-th place with offset

Prove that it is impossible to have integers $b=5a$ under a digit re-ordering

Discrete Math Combination with repetition

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