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G
georgepedrosa
replied to the thread
Finding the coordinates of a line, having another line and an angle between them
.
It's just for a software that uses vector graphics, I'm trying to create a geometric shape in the form of a protractor by doing a...
Jun 18, 2019
L
lev888
replied to the thread
the term "same" in math
.
Once again, example would help. x = y means the 2 variables have the same value.
Jun 18, 2019
Y
Yuri Caetano
reacted to
Dr.Peterson's post
in the thread
About cone - Spatial Geometry
with
Like
.
What kind of historical information are you looking for? I don't think there's any one person who "invented" it, but there are probably...
Jun 18, 2019
Y
Yuri Caetano
replied to the thread
About cone - Spatial Geometry
.
I don' t know if there is a connection between the conics and the cone, of spatial geometry. I guess that the conics have much more of...
Jun 18, 2019
tkhunny
replied to the thread
Finding the coordinates of a line, having another line and an angle between them
.
Several ways to go about it. -- Law of Cosines will find the line segment between. You may be able to solve the two circles...
Jun 18, 2019
tkhunny
replied to the thread
evaluating logarithm without a calculator
.
Slide Rule - https://www.fourmilab.ch/documents/sliderule/ Is that really a "calculator"? Maybe.
Jun 18, 2019
R
Ryan$
replied to the thread
the term "same" in math
.
Also can I say that same means "doesn't matter which once to use of the two equal variables, they are the same" ?!
Jun 18, 2019
R
Ryan$
posted the thread
the term "same" in math
in
Beginning Algebra
.
Hi guys, may please anyone in its explanation explain to me what does "the same" means in math? I mean, once we have two things are...
Jun 18, 2019
Dr.Peterson
replied to the thread
Why is Euclid's SAS proof considered not valid?
.
Here is the proof you are asking about, with comments: https://mathcs.clarku.edu/~djoyce/java/elements/bookI/propI4.html I also found...
Jun 18, 2019
Y
Yuri Caetano
reacted to
Harry_the_cat's post
in the thread
About cone - Spatial Geometry
with
Like
.
You might want to google "conic sections".
Jun 18, 2019
Dr.Peterson
replied to the thread
About cone - Spatial Geometry
.
What kind of historical information are you looking for? I don't think there's any one person who "invented" it, but there are probably...
Jun 18, 2019
Z
zelscore
posted the thread
Calculate acceleration of particle?
in
Calculus
.
The problem is as follows: "A particle moves along the curve r = 3ui + 3(u^2)j + 2(u^3)k in the direction corresponding to increasing u...
Jun 18, 2019
L
lev888
replied to the thread
Logic
.
Again, an example would help. There are areas of math where problems have variables that do change. But it's clear from the problem...
Jun 18, 2019
Dr.Peterson
replied to the thread
Vector Plane
.
Please show your work, not just your answer. As it is, I can't be sure where you went wrong. The correct answer is much closer to 23...
Jun 18, 2019
V
Vanni
reacted to
Subhotosh Khan's post
in the thread
complex number
with
Like
.
\displaystyle{[(-1 + i) * 4 * \sqrt{2}]^{\frac{1}{3}} } = \displaystyle{[(cos(3\frac{\pi}{4} \pm 2n\pi) + i sin(3\frac{\pi}{4} \pm...
Jun 18, 2019
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