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Harry_the_cat
replied to the thread
elePHant deciPHerer triumPHalism overemPHasized
.
Nice one!
16 minutes ago
Dr.Peterson
replied to the thread
Numbers
.
I used a spreadsheet to find the answer (not just for numbers from 20 to 50, but starting at 1 and going some distance) by more or less...
24 minutes ago
Jomo
replied to the thread
Partial Derivatives and continuity/differentialbility
.
If x=y, then f(x,y) is nicely defined for xy not 0
Today at 9:39 PM
Dr.Peterson
replied to the thread
Probobility of inheritance while sister is negative.
.
The question is overlooking some important aspects of genetics; I'm going to guess that it isn't from a textbook, but you made it up...
Today at 9:38 PM
Jomo
replied to the thread
Numbers
.
I liked this problem so I looked into it a little. It is easily seen that n+(n+1)+(n+2)+...+(n+k) = (2nk+k^2+2n+k)/2 Let's see if such...
Today at 9:34 PM
Otis
posted the thread
elePHant deciPHerer triumPHalism overemPHasized
in
Math Odds & Ends
.
Can you name seven common six-letter words that contain PH in their middles? Plurals and proper names are not allowed. Each of the seven...
Today at 9:24 PM
Otis
posted the thread
Tough Cookies
in
Math Odds & Ends
.
Three people make statements about Bob's cookie consumption: Alan: Bob ate at least four cookies. Bob: I didn't! I ate fewer than four...
Today at 9:17 PM
mmm4444bot
replied to the thread
Partial Derivatives and continuity/differentialbility
.
https://www.freemathhelp.com/forum/threads/guidelines-summary.112086/#post-433156
Today at 9:04 PM
mmm4444bot
replied to the thread
Cover a floor with the least amount of planks
.
https://www.freemathhelp.com/forum/threads/guidelines-summary.112086/#post-433156
Today at 9:04 PM
T
Tabeeb
posted the thread
Cover a floor with the least amount of planks
in
Advanced Math
.
The question: Rectangular planks are sold by the piece, which you are tasked with covering a floor of a room with. These planks come in...
Today at 7:48 PM
K
klairisgod
posted the thread
Partial Derivatives and continuity/differentialbility
in
Calculus
.
Any help with this would be aprreciated
Today at 7:42 PM
Jomo
replied to the thread
T&W q2
.
Please define YOUR variables. I would let x = the number of days before any workers left. So, 20-5=15 workers worked for 30 day 5...
Today at 6:45 PM
Jomo
replied to the thread
T&W q4
.
I would assume that the tank holds 5 gallons, so 1 gallon per hour is entering the tank. After 6 hours the tank has 5 gallons in it...
Today at 6:26 PM
P
ProbobilityNewbie
posted the thread
Probobility of inheritance while sister is negative.
in
Probability / Statistics
.
A father has a crooked gene. Its 50% chance for child to inherit it (eighter he/she inherits it from father or he inherits it from...
Today at 4:59 PM
Jomo
replied to the thread
T&W q5
.
1 men is working for 1920 hr to complete work. (80 hrs) 10 days = 1 work I will replace 1920 hours with 1 work So 80 hrs*10days...
Today at 4:38 PM
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