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G
georgef
replied to the thread
Robot Exit Angle Between Two Objects
.
To find the exit angle, you can equate the perpendicular (lateral) distances from the robot path to each object vector. For an object...
Jan 28, 2026
W
Wren
replied to the thread
vertical motion
.
Parent trying to help my high schooler with Alg 1: please help with a step by step of HOW to do the problem. I am actually NOT asking...
Jan 28, 2026
M
Maths Pro
replied to the thread
Permutations in dictionary order
.
A in first place 6!, E in first place another 6!, likewise for G and L in first place total 2880. Now R1A fixed : 5!=120 R1EA : 4! = 24...
Jan 28, 2026
M
Maths Pro
replied to the thread
Permutations in dictionary order
.
Okay I assume REGULAR could be arranged as AEGLR1R2U in dictionary order. Assuming R1 and R2 separate alphabets, I think REGULAR rank...
Jan 28, 2026
blamocur
replied to the thread
Permutations in dictionary order
.
Do you know how to figure out the rank of a "regular" permutation, i.e. the one without repeated elements? E.g. what is the order of...
Jan 28, 2026
M
Maths Pro
replied to the thread
Permutations in dictionary order
.
I guess you are almost there. Must be a minor mistake of adding 1 to get the rank. I tried with prototype MUSIC. I got 72nd rank...
Jan 28, 2026
M
mrtwhs
replied to the thread
Permutations in dictionary order
.
I tried to follow the same strategy that you used. I'm not sure but I think: Starting with: A there are \dfrac{6!}{2!}=360 ways D there...
Jan 28, 2026
G
GabbyD3
replied to the thread
Math Practice Problems
.
Searching can definitely be overwhelming since there are so many sites out there! I’ve always found Dad's Worksheets to be super...
Jan 28, 2026
X
xamidi
reacted to
fresh_42's post
in the thread
bad moderating!
with
Like
.
As long as it doesn't lead to the effects that were observed in the Milgram experiment ...
Jan 28, 2026
Z
Zexralo8
replied to the thread
Advice about studying high level math
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A lot of the challenge is the point - it trains your thinking. What helped me most wasn’t just grinding problems endlessly, but mixing...
Jan 28, 2026
M
Maths Pro
replied to the thread
Permutations in dictionary order
.
Sorry the word is UDAYPUR not UDAIPUR and I cannot solve beyond 6!/2!
Jan 28, 2026
M
Maths Pro
posted the thread
Permutations in dictionary order
in
Intermediate/Advanced Algebra
.
If all the letters of the word UDAIPUR are arranged in all possible permutations and these permutations are listed in dictionary order...
Jan 28, 2026
S
scottbrandon
replied to the thread
Help with Accounting Calculations in Finance/Business Math
.
thanks in advance for any help
Jan 27, 2026
S
scottbrandon
posted the thread
Help with Accounting Calculations in Finance/Business Math
in
Finance/Business Math
.
Hi everyone, I’m trying to improve my understanding of accounting within the context of finance and business math. I want to know...
Jan 27, 2026
Dr.Peterson
replied to the thread
Simple Short Question about Probability: lottery consists of 200 tickets and two prizes. 1st prize ticket is drawn and then, w/o replacement,...
.
You might want to know that what I've bolded (the same expression appearing three times) suggests that you pasted this from some...
Jan 27, 2026
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