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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Conditional Statements

Regarding conditional reasoning, I know p->q means that p is sufficient for happening q. I was wondering how "not sufficient statement" can be shown in this terminology?
MoRA
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Time Distance Calculation

Two cars started from the same point and traveled on a straight course in opposite directions for exactly 2 hours, at which time they were 208 miles apart. If one car traveled , on average, 8 miles per hour faster than the other car, what was the…
goofyui
  • 245
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Change the intersection's points of a paraola

I have the parabola $$y=-10\cdot x^2+10$$ I want to obtain a parabola which passes in $(-10^{-6},0);(10^{-6},0);(0,10)$. Is it possible to write the equation modifying the above equation? Thank you for your help.
Gennaro Arguzzi
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1 answer

What is the best way to teach trigonometry and higher level mathematics to young students?

I am teaching some kids (ages 13-15) some basics of functions and trigonometry in a summer camp. I have noticed that 90% of the class is above average and quickly resolve most of the problems. Soon I will have to teach sines and cosines. One of the…
Marion
  • 2,219
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4 answers

Masters' in Applied or Computational Math

I've been looking at various applied masters' in math programs, but the tuition of many of the best programs in the US is prohibitively expensive given a lack of information about student placement (only a mention of where the best students have…
Emir
  • 2,213
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Confused about 'staircases'

Hi I'm currently reading a paper, which contains an experiment I was to re-create - is there any chance someone can explain the staircase to me? I've had a quick Google - and I haven't really got anywhere - I'm not even sure if this falls under…
Ollie
  • 137
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1 answer

Assistance with "Negative Countdown"

I'm trying to help my sister with this maths question: In "Negative Countdown" you can add or subtract all of the numbers given to make the target number. The numbers must be only used once, and all of the numbers must be used. A) target = -5…
George
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2 answers

Transmutation of scores

Can you please help me to come up with a formula for transmuting raw scores into percentages the conditions are : The passing score is 40% which is the equivalent is 75, the lowest possible score has the equivalent of 70 and the highest possible…
Gerald
  • 101
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Are there any online math games similar to CheckIO or CodeCombat?

There are several nice online programming games where you need to solve problems in one place to unlock other places on the map. Are you aware of similar games focussing on math problems? Or (even better) math problems combined with programming?
Aivar
  • 597
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Query on previous post regarding the distance formula for perpendicular lines and negative slopes made 2 years ago.

In the post made 2 yrs ago 'Explain why perpendicular lines have negative slopes', Explain why perpendicular lines have negative reciprocal slopes How does the distance formula get applied to obtain $$ \frac{(c-b)}{(m-n)}\sqrt{(1+m^2)}$$ for the…
J132
  • 307
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1 answer

Prove some divisibility with deductive way

I have some proves But I want to prove them with deductive not inductive. Here are my proves: 1) $2^{3n} - 1 $ is divisible by 7. 2) $2^n + (-1)^{n+1}$ is divisible by 3. 3) $n^2 + 2$ is not divisible by 4. 4) $11^n - 4^n$ is divisible by 7. Is it…
Amin
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2 answers

How to convert mathematical program into an LP?

This might be a stupid question. For that, I'm truly sorry. But I appreciate any help! minimize (max {2x-4, |x|}) subject to -3 <= x <= 6
mmswe
  • 151
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1 answer

building blocks

My little sister used her alphabet blocks to build a wall 8 blocks long, 8 blocks high, and 2 blocks wide. This took her 8 minutes. At this rate how long would it take her to build a wall 4 blocks long, 4 blocks high, 1 block wide?
niki
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Finding arithmetic mean, with hidden ratios, HOW?

I have twelve items each with with their own percentage of 100%. I'll label them.. English(A):67 -MATH(B):60.5 -Biology(B):67.5 -Chemistry(C):80 -Physics(E):67 ARABIC(F):63 -Economics(G):78.5 -History(H):78 -Computer(I):94.5 -French(J):95…
Balin Thomas
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