User NNOX Apps - Mathematics Educators Stack Exchange

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NNOX Apps

Member for 8 years, 5 months
Last seen more than a month ago

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4 Answers

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2 votes

How to explain that a negative number multiplied by a negative number is a positive number, and that $-(-x)=x$?

undergraduate-education algebra negative-numbers

answered Jan 8, 2019 at 0:14

2 votes

How to explain Monty Hall problem when they just don't get it

mathematical-pedagogy proofs math-puzzle probability

answered Jan 22, 2019 at 5:55

1 vote

How best to explain the logarithm to the mathematically naive?

mathematical-pedagogy secondary-education logarithm

answered Mar 17, 2020 at 20:22

0 votes

How to explain that a negative number multiplied by a negative number is a positive number, and that $-(-x)=x$?

undergraduate-education algebra negative-numbers

answered Jan 7, 2019 at 21:50