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K
Krishang
posted the thread
Implicit Differentiation
in
Calculus
.
x^{xy} + y^{exy} = xe^y I was given this problem to differentiate, wrt x. I am just unsure of the differentiation of the first part. Do...
Apr 29, 2026
K
khansaheb
reacted to
Dr.Peterson's post
in the thread
Need Help With Using Sequences and Series Test For Convergence/Divergence
with
Like
.
You appear to be confusing the terms "series" and "sequence". The sequence u_n=\frac{5n+3}{7n-4} converges to \frac{5}{7}, exactly as...
Apr 29, 2026
K
Krishang
posted the thread
Why does using IBP with setting say u or dv as 1 work?
in
Calculus
.
I have had this doubt for quite some time as on the surface it just feels like it shouldn't work. It's like as if I am just rewriting...
Apr 29, 2026
K
Krishang
reacted to
Ted's post
in the thread
Read Before Posting!!
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Like
.
Welcome to FreeMathHelp.com! Please take the time to read the following before you make your first post. It will help you to get your...
Apr 29, 2026
L
leanne.d86
posted the thread
Balance diagram
in
Pre-Algebra
.
Hello My Son received this question in an assessment at school and got it wrong. I’ve never seen anything like it before. Can anyone...
Apr 27, 2026
Z
Zexralo8
replied to the thread
997 million permutations ?!? (my state has a pick 3 game if numbers in order the top prize is 500.00 for 1 dollar. )
.
For Pick 3 it’s basically always the same idea: each position is an independent digit 0–9, so you’re just building a 3-digit string...
Apr 27, 2026
R
RichQw1rt
replied to the thread
Math Practice Problems
.
Khan Academy is great for practice and explanations, and it’s free. For printable worksheets, sites like Math-Aids or Kuta Software are...
Apr 26, 2026
K
khansaheb
reacted to
Dr.Peterson's post
in the thread
Factorial of zero
with
Like
.
We use 0! in permutations and combinations; for example, _n\text{C}_n=\frac{n!}{n!0!}=1, which would be wrong if 0! had any other value...
Apr 26, 2026
blamocur
reacted to
fresh_42's post
in the thread
Factorial of zero
with
Like
.
It makes expressions like e^x=\displaystyle{\sum_{k=0}^\infty \dfrac{x^k}{k!}} a natural notation. My opinion is that the faculty is...
Apr 25, 2026
blamocur
reacted to
Dr.Peterson's post
in the thread
Factorial of zero
with
Like
.
We use 0! in permutations and combinations; for example, _n\text{C}_n=\frac{n!}{n!0!}=1, which would be wrong if 0! had any other value...
Apr 25, 2026
Dr.Peterson
replied to the thread
Factorial of zero
.
We use 0! in permutations and combinations; for example, _n\text{C}_n=\frac{n!}{n!0!}=1, which would be wrong if 0! had any other value...
Apr 25, 2026
F
fresh_42
replied to the thread
Factorial of zero
.
It makes expressions like e^x=\displaystyle{\sum_{k=0}^\infty \dfrac{x^k}{k!}} a natural notation. My opinion is that the faculty is...
Apr 25, 2026
shahar
posted the thread
Factorial of zero
in
Advanced Math
.
I see a question that ask: "What are the uses of 0!" or "Why are need that !0 = 1 in calculations? I thought to share the question with...
Apr 25, 2026
blamocur
reacted to
Aion's post
in the thread
Tangent intersection question
with
Like
.
Thanks, I think I understand now. I found it clearer to think in terms of a single point (x=a), and then use that the slope of the...
Apr 24, 2026
Dr.Peterson
reacted to
Aion's post
in the thread
Tangent intersection question
with
Like
.
Thanks, I think I understand now. I found it clearer to think in terms of a single point (x=a), and then use that the slope of the...
Apr 24, 2026
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