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Graphics calculator and scientific calculator for school and uni
I am currently in grade 11 and I am purchasing a graphics calculator for school I have 2 options the ti inspire cxii cas and the non cas version. They are the same price ...
DiputadosVerdes answered 6 minutes ago
by DiputadosVerdes
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Positive integers
Determine all triples (x, y, z) of integers that satisfy the equation: x^2+ y^2+ z^2 - xy - yz - zx = 3
etofinlandia answered 6 minutes ago
by etofinlandia
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Mathematical Mindset
So I'm learning Algebra 2 and brushing up on Algebra 1 when needed throughout my lessons on Khan Academy. It's making quite a bit of sense but my question is how do I dev...
LloydJamie answered 6 minutes ago
by LloydJamie
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Probability help!
If anyone can help me with this or point me in the right direction I would appreciate it! If I have a dataset of 300 measurements of sand grain diameters, the min of whic...
byAustinMeek answered 6 minutes ago
by byAustinMeek
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Money Problem - Can’t find answer. Please verify if correct
Problem: Terrence has a total of ninety P20, P50, and P100-bills. He has three and a half times as many P50 as P20 bills, and one-half as many P100 as P20-bills. How much...
birokesrajateng answered 6 minutes ago
by birokesrajateng
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Multiplication Table App for teenager
Anyone know of a good app for a teen to memorize multiplication tables? The games I’ve seen are really geared towards little kids, but he didn’t do too well back in 3...
VictorZanella answered 6 minutes ago
by VictorZanella
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Finding measure of larger angle
The measures of two angles in a trapezoid are in the ratio of 2:4. The measure of the larger angle is twenty-four degrees less than three times the smaller angle. What is...
JaqueGrohalski answered 6 minutes ago
by JaqueGrohalski
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Advice on writing clear math solutions under time pressure?
... other than "practice more", because I want to know how/what specifically I should be practicing to get better at this. It's a big issue on tests; there's been many in...
assiniboinepark answered 6 minutes ago
by assiniboinepark
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Proof Check/Help
Pf. Let a, b be integers. Assume 3|ab and 3 does not divide a. Prove 3|b (meaning 3xinteger=b) So, ab=3k for some k integer. Then b=3(k/a) I cannot claim that k/a is an i...
upnjakarta answered 6 minutes ago
by upnjakarta
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Proof involving prime numbers.
Hi all - another proof problem I'm stuck on. We are assuming that every prime number greater than 3 is an average prime (average of 2 unique prime numbers) and every posi...
gilliganmoss answered 6 minutes ago
by gilliganmoss
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School Question
12-digit number of 0s and 1s. The number starts and ends with the digit 1 and there can‘t be more than 2 neighbouring digits that are the same. (eg. 101100101011) How m...
EmbaMexSud answered 6 minutes ago
by EmbaMexSud
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What function is this?
t(x)=5/x -x High school student here, I am learning about rational functions, and this similar function appears on my homework. Is this a special function or just another...
ishiimasahir0 answered 7 minutes ago
by ishiimasahir0
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Why is topology fun?
I liked reading about topology before and I think that continuous functions are very interesting. And when I have the time in the near future, would like to read and get ...
donnie_shell asked 7 minutes ago
by donnie_shell
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Why is it called “all real numbers”
Why is the answer to a true statement all real numbers even if complex numbers would work to By true statement I mean something like 3x - 3 = x - 1
oliverarnoldi answered 7 minutes ago
by oliverarnoldi
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How can i prove a number can be written as a ratio
For example prove that 35.121212… can be written as a rational number. Also use the same method to prove 3.5121212… is a rational number.
JennaKingma answered 7 minutes ago
by JennaKingma
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Baby Rudin Follow up Options
Baby Rudin has been like the bible to me this past year. I carry it everywhere with me. I am hoping to find my next classic, particularly a good follow up. 1) The obviou...
boxi98 answered 18 minutes ago
by boxi98
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Math club book recommendations
I am coaching a math club at a middle school. We spend part of the time preparing for the Mathcounts competition and part exploring interesting topics in math. Our local ...
robinreda answered 18 minutes ago
by robinreda
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How do you keep your math papers organized?
I'm finishing off my first bit of original research. As part of that, I read a lot of papers but I have trouble keeping them organized. Looking for any advice on how to k...
maybeimcrazypod answered 18 minutes ago
by maybeimcrazypod
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