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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
learnmath
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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
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6 minutes
ago
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etofinlandia
learnmath
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need the first 2 digits. how many possibilities are there? XX45 first 2 digits are diff
UNESCOarabic
answered
6 minutes
ago
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UNESCOarabic
learnmath
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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
learnmath
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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
learnmath
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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
learnmath
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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
learnmath
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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
learnmath
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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
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assiniboinepark
learnmath
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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
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6 minutes
ago
by
upnjakarta
learnmath
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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
learnmath
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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
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EmbaMexSud
learnmath
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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
learnmath
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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
learnmath
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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
learnmath
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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
learnmath
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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
math
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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
math
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Why cant you compare two complex numbers about which one is bigger?
MIZUNOBADMINTON
answered
18 minutes
ago
by
MIZUNOBADMINTON
math
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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
math
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