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K
kikiandkoko
posted the thread
Logic question
in
Geometry and Trig
.
The students of a class (with more than three students) altogether speak four languages. For any three students, there is at least one...
Nov 25, 2025
mathdad
posted the thread
Aging & Mathematics
in
News
.
I decided to return to my favorite course of all-time----Precalculus. I think the journey will be better this time around. There is no...
Nov 25, 2025
mathdad
replied to the thread
Vanishing Math Forums
.
Are you seriously calling for me to banned? Why? What did I do? I have already told you why I came back here. I came back here to do math.
Nov 25, 2025
mathdad
replied to the thread
A Return to Mathematics: Algebra 1
.
It's the 10th Edition by Michael Sullivan. I purchased this book a few years back but never used it.
Nov 25, 2025
jonah2.0
replied to the thread
A Return to Mathematics: Algebra 1
.
Beer drenched reaction follows. Stupidity aside, I hope it's the 9th edition (2012) of Precalculus by Sullivan which I mentioned earlier.
Nov 25, 2025
mathdad
replied to the thread
A Return to Mathematics: Algebra 1
.
Thank you for the positive reply. Remember that I am not in a classroom setting. My school days ended after the Fall 1993 semester at...
Nov 24, 2025
mathdad
reacted to
logistic_guy's post
in the thread
A Return to Mathematics: Algebra 1
with
Like
.
I am very happy to hear this. 🤩😍🥳 PreCalculus means that you are very close to Calculus. I cannot wait to see the day when...
Nov 24, 2025
logistic_guy
replied to the thread
A Return to Mathematics: Algebra 1
.
I am very happy to hear this. 🤩😍🥳 PreCalculus means that you are very close to Calculus. I cannot wait to see the day when...
Nov 24, 2025
logistic_guy
reacted to
mathdad's post
in the thread
A Return to Mathematics: Algebra 1
with
Like
.
I have decided not to review Algebra 1. Returning to Precalculus is a better idea. There's no reason to rush through the textbook. It...
Nov 24, 2025
K
khansaheb
replied to the thread
A Return to Mathematics: Algebra 1
.
Response #27 is copy-paste of response #26.
Nov 24, 2025
F
fresh_42
reacted to
mathdad's post
in the thread
A Return to Mathematics: Algebra 1
with
Like
.
I have decided not to review Algebra 1. Returning to Precalculus is a better idea. There's no reason to rush through the textbook. It...
Nov 24, 2025
mathdad
replied to the thread
A Return to Mathematics: Algebra 1
.
I have decided not to review Algebra 1. Returning to Precalculus is a better idea. There's no reason to rush through the textbook. It...
Nov 24, 2025
mathdad
replied to the thread
A Return to Mathematics: Algebra 1
.
I have decided not to review Algebra 1. Returning to Precalculus is a better idea. There's no reason to rush through the textbook. It...
Nov 24, 2025
K
Krag
posted the thread
Trajectory Program (Fermat-Torricelli Point System)
in
Advanced Math
.
Hello, I am in the process of designing a global trajectory program for civil aircraft. Two aircraft depart from their airports, join...
Nov 24, 2025
logistic_guy
replied to the thread
coffee
.
To warm up the audience, we give them the formula that will calculate the number of photons. \frac{q}{E} Simple and straightforward. 👄👄
Nov 24, 2025
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