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Dr.Peterson
reacted to
BigBeachBanana's post
in the thread
Can it be natural?
with
Like
.
Consider 5 \equiv 1 \mod 4
Apr 16, 2024
S
Stardust1
posted the thread
Permutations and Combinations
in
Probability / Statistics
.
A minibus has 6 forward-facing and 2 backward-facing seats. If 8 people use the bus, in how many ways can they be seated: a) with no...
Apr 16, 2024
BigBeachBanana
replied to the thread
Can it be natural?
.
Consider 5 \equiv 1 \mod 4
Apr 16, 2024
G
GilgameshProject
replied to the thread
Can it be natural?
.
Oh, ok, I'm sorry, thanks for correcting, English isn't my first language. Well it doesn't really have any context, it's an exam problem...
Apr 16, 2024
Dr.Peterson
replied to the thread
Can it be natural?
.
What about it seems easy? Proving that something is impossible is not usually easy. I don't see a quick answer, but I don't know a lot...
Apr 16, 2024
G
GilgameshProject
replied to the thread
Can it be natural?
.
Yeah, I have to either prove that it can't be natural or give an example of such n so that the expression takes natural value. I don't...
Apr 16, 2024
Dr.Peterson
replied to the thread
Law of Sines problem seemingly without enough info.
.
There's enough data to construct a drawing, so there must be enough to calculate all the values: You have one side of triangle ACD, and...
Apr 16, 2024
K
khansaheb
replied to the thread
Law of Sines problem seemingly without enough info.
.
Please show us what you have tried and exactly where you are stuck. Please follow the rules of posting in this forum, as enunciated at...
Apr 16, 2024
K
khansaheb
replied to the thread
Can it be natural?
.
when n=2.................natural number we get (25-1)/(15-1) = 12/7 .............NOT a natural number
Apr 16, 2024
K
khansaheb
reacted to
BigBeachBanana's post
in the thread
Laplace Transforms
with
Like
.
\lim_{x\to -\infty} e^x = 0 or \lim_{x\to \infty} e^{-x} = 0
Apr 16, 2024
G
GilgameshProject
posted the thread
Can it be natural?
in
Arithmetic
.
Can an expression be a natural number, if n is natural? This seems so easy, but I've hit a brick wall for some reason. I understand...
Apr 16, 2024
G
gGo
posted the thread
Law of Sines problem seemingly without enough info.
in
Geometry and Trig
.
How is there enough information to solve this problem? The height of the tower isn't given. The horizontal distance of... anything...
Apr 16, 2024
BigBeachBanana
replied to the thread
Laplace Transforms
.
\lim_{x\to -\infty} e^x = 0 or \lim_{x\to \infty} e^{-x} = 0
Apr 16, 2024
P
pazzy78
replied to the thread
Laplace Transforms
.
Yes but - infinity still not 0
Apr 16, 2024
P
pazzy78
reacted to
BigBeachBanana's post
in the thread
Laplace Transforms
with
Like
.
Negative infinity.
Apr 16, 2024
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