Mathematics
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Arby
  • Member for 5 years, 3 months
  • Last seen more than 4 years ago
  • Thailand
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About

I was a math teacher for many years so didn't do much math, mostly teaching. I'm getting back into it for fun. :D

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Top posts
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All Questions Answers
Score Newest
answer
4
probability (Bayes' rule)
May 9, 2017
answer
3
If two dice are thrown $5$ times, what is the probability of obtaining the same number on both dice $2$ times?
Apr 16, 2017
answer
3
How many can the donuts be distributed among the staff?
Mar 21, 2017
answer
2
How many ways can we choose $20$ letters from a collection of $9$ b’s , $8$ h’s, $10$ s’s?
Apr 1, 2017
answer
2
How can you tell the difference between "simple" and "compound" events?
Mar 11, 2017
answer
2
Probability of Chosing a King Next
Apr 5, 2017
answer
2
Calculating pmf of different coins
Apr 5, 2017
answer
2
Unknown number of rows below staircase
May 10, 2017
answer
1
Game of poker Discrete Math
May 7, 2017
answer
1
How can I reduce this matrix $\left[\begin{smallmatrix}-2 & 1 & 1 \\ 1 & -2 & 1 \\ 1 & 1 & -2 \\\end{smallmatrix}\right]$?
May 9, 2017
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5
I'm worried that my struggles with calc 2 mean I won't be able to become a professor later

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