User DUO Labs - Mathematics Stack Exchange

DUO Labs

Member for 4 years, 8 months
Last seen more than 2 years ago

New York, NY, USA

5 Answers

Score Activity Newest

4 votes

$x^3-8x^2+30x-20=0$ has roots $a$, $b$, $c$. Find the equation with roots $a+2$, $b+2$, $c+2$

answered May 5, 2019 at 3:09

2 votes

Accepted

Show that the sequence $a_n = \frac{2^n+\cos{(n\pi)}3^n}{5^n}$ converges to $0$.

answered Sep 28, 2019 at 0:02

1 vote

Accepted

Formula for Integration (by Integration by Parts) For a Product of 3 Functions

answered Oct 7, 2019 at 15:31

1 vote

Accepted

Intersection of a hyperbola and a circle

answered Mar 29, 2019 at 18:32

0 votes

Accepted

Coefficients in the Generalized Fourier Series

answered Sep 7, 2020 at 18:16