Mathematics Stack Exchange
Mathematics Stack Exchange

Questions tagged [education]

For math questions related to the teaching and learning of mathematics. Note that Mathematics Educators Stack Exchange may be a better home for narrowly scoped questions on specific issues in mathematics education.

This tag is for questions that are primarily about mathematics, but are related to mathematics education. Also consider using the or the tag. On the other hand, questions that are primarily about teaching and learning mathematics would be a better fit for MathEducators.SE.

3309 questions
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How to make an expression

Please help to make an expression, with which you could get from the sets A, B, C a set D.
alex-rudenkiy
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2 answers

Discovering exchange rate based on the rates of others

i'm trying to convert one currency to another, based on what that currency rate is to USD. If 1 USD is 1.350297NZD, what is 1NZD to GBP if 1 USD is 0.70632 GBP
zanderwar
  • 111
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How to self teach math? (when you have other academic commitments)

I'm an physics undergrad student. I find my math course curricula irrelevant and my teachers unable to teach us in a way to build up a minimum back ground to further study in the field of physics and mathematical sciences. In order to do well in the…
Noob
  • 101
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How to write "0" rounded to two decimal places??

I'm working on some function that rounds a number to specific decimal places, and I want to ask; what if we have an output that has decimal places less than required. e.g. "$1.002$" rounded to two decimal places, will be "$1$" or "$1.00$" and also…
Haytham Mahmoud
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How to write down sign of a constant that has maximal absolute value from a tuple?

I have a problem where I am taking the sign of a constant that has maximal value in absolute value from a tuple. I need to know how to write this as a formula. I saw it written in a book as follows, however I don't think that's a proper way, hence…
albert
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What are the numbers (calculated by the given expression) called?

The numbers calculated by the expression: $$ T(n) = \frac{n(n + 1)}{2} $$ are called Triangular numbers. What are the numbers (calculated by the expression below) called? $$ T(n) = \frac{n(n - 1)}{2} $$ Do they have any name at all?
PatrykB
  • 239
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2 answers

Question mark in SQT

I just began filling out a survey for a contest that Walmart is hosting. Since I live in Canada there is a skill testing question which was as follows: $$(4×2)+(6/3) ? 5 =$$ The answer to the equation is/was omitted. What kind of mathematical…
oldboy
  • 191
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Teaching the meaning of division to children

When you teach children division, there's an issue of what $a \div b$ means. Here are two answers: 1) Take $a$ things and arrange them in $b$ groups of equal size. $a \div b$ is the number of things in each group. 2) $a \div b$ is the number of…
littleO
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question regarding proper mathematical form

Hi there say I have the following two sums: $$A=\sum_{k=0}^{n}k$$ $$B=\sum_{k=0}^{n}2 \cdot k$$ where $n \rightarrow \infty$, should I write that as $$A=\sum_{k=0}^{n} k, \quad n \rightarrow \infty$$ $$B=\sum_{k=0}^{n} 2 \cdot k, \quad n…
no nein
  • 159
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Standardized Tests for Multivariable Calculus

There are standardized tests for Single Variable Calculus, such as AP Calculus AB, AP Calculus BC. Are there any similar tests for Multivariable Calculus? I know that no AP tests exist, but is there a standardized test that accompanies this course?
Saketh Malyala
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Self-study plan advice

I'm currently self-studying mathematics according to a modified version of this program: http://verbit.ru/Job/HSE/Curriculum/all.txt (it's in Russian). Since I'm also working full-time, I'm able to devote about 5 hours every day 6-7 days a week. My…
mzv
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Reference request to introduce rigorous math to an elementary schooler

I would appreciate any suggestions for materials to introduce a particularly capable 2nd grader to math beyond the standard grade-level arithmetic. Unfortunately, there is no Math Circle near-by. I am aware of Khan Academy and their excellent…
user12802
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3 answers

Are the Factors of N more than zero but less than (.......)?

I want to know how to prove that the divisors of any number are always less than that number (divided by two). Are the Factors of N more than zero but less than (N/2) ? Excuses me if this question is Wrong. Edit: I want the Question to be more…
Voidfrost
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Basic Operations Vocabulary

I have just moved to Australia for studying abroad. I am from Vietnam (non-speaking English country). While I am studying, I sometimes have problems with the teacher's way of expressing, especially in mathematical operations (plus, minus, divide,…
PandoraU.U.D
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Normalize and denormalize

I have this Function y = (x - min) / (max - min) which normalizes my values. Now i want to know how to denormalize them, how does the new function look like?
T.Setso
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