Skip to main content
Planned maintenance impacting Stack Overflow and all Stack Exchange sites is scheduled for Monday, September 16, 2024, 5:00 PM-10:00 PM EDT (Monday, September 16, 21:00 UTC- Tuesday, September 17, 2:00 UTC). The email/password authentication method will be unavailable for logging in and registering. Read more here
Mathematics
Lars Smith's user avatar
Lars Smith's user avatar
Lars Smith's user avatar
Lars Smith
  • Member for 3 years, 10 months
  • Last seen more than a week ago
Profile Activity
Stats
667
reputation
25k
reached
6
answers
6
questions
Communities
View all
Badges
View all badges
This user doesn’t have any gold badges yet.
6
silver badges
10
bronze badges
Top tags
View all tags
9
Score
2
Posts
17
Posts %
4
Score
2
Posts
17
Posts %
2
Score
2
Posts
17
Posts %
1
Score
2
Posts
17
Posts %
0
Score
3
Posts
25
Posts %
0
Score
2
Posts
17
Posts %
Top posts
View all questions and answers
question
19
Solve the system of equations for $\sqrt{xy}$
Jan 3, 2021
answer
8
How do we prove $\cos(\pi/5) - \cos(2\pi/5) = 0.5$ ?.
Feb 24, 2021
answer
6
Find all $ a,b,c \in \mathbb{R} $ that satisfies the equations, $ \bullet $ $ a+b+c=63$ and $ \bullet $ $ab+bc+ac=2021$?
Apr 8, 2021
question
5
Find $f(x)$ given that $xf(x)+f(-x)=x$
Oct 13, 2021
question
4
$\frac{5}{3\cdot2!}+\frac{5\cdot7}{3^2\cdot3!}+\frac{5\cdot7\cdot9}{3^3\cdot4!}+\space...\space=\space?$ [duplicate]
Nov 12, 2020
question
3
Evaluate $\lim\limits_{n\to\infty}\sum\limits_{k=1}^{n}\frac{k}{k^2+n^2}$
Nov 7, 2020
answer
3
Properties of Logarithms (evaluate)
Feb 13, 2021
answer
1
How did they get from (5/3)^(log3(n)) to n^log3(5/3)
Feb 13, 2021
answer
1
what is the derivative of $\sec^2x$
Feb 13, 2021
answer
1
Can someone give me a hint to this question concerning $\sum_{i=1}^n |x-i|$?
Oct 19, 2022