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skeeter
replied to the thread
Convergence tests
.
\displaystyle \lim_{n \to \infty} \dfrac{(2n+2)(2n+1)}{(n+1)^2} \div \left(\dfrac{n+1}{n}\right)^{2n} try again …
8 minutes ago
C
canvas
replied to the thread
Convergence tests
.
\text{let}\,\,\,a_n=\frac{(2n)!}{n^{2n}}\\\\\Rightarrow...
34 minutes ago
blamocur
replied to the thread
Convergence tests
.
The ratio test seems to work for me.
35 minutes ago
blamocur
replied to the thread
proof
.
Perfect!
42 minutes ago
blamocur
reacted to
canvas's post
in the thread
proof
with
Like
.
After some hard work guys I found the best solution for that, just look...
43 minutes ago
BigBeachBananas
replied to the thread
Convergence tests
.
Ratio tests are typically used for series with factorials because they cancel out nicely.
45 minutes ago
BigBeachBananas
reacted to
skeeter's post
in the thread
Convergence tests
with
Like
.
Try the ratio test?
46 minutes ago
BigBeachBananas
reacted to
canvas's post
in the thread
proof
with
Like
.
After some hard work guys I found the best solution for that, just look...
47 minutes ago
C
canvas
replied to the thread
Convergence tests
.
d'alembert test also means ratio test, just look what a horrible limit we'll get using this test... :/
49 minutes ago
skeeter
replied to the thread
Convergence tests
.
Try the ratio test?
50 minutes ago
C
canvas
posted the thread
Convergence tests
in
Calculus
.
Does the series converge or diverge? \sum_{n=1}^\infty\frac{(2n)!}{n^{2n}}\\\\\text{I tried to use d'alembert test but I got so hard...
54 minutes ago
lev888
reacted to
canvas's post
in the thread
proof
with
Like
.
After some hard work guys I found the best solution for that, just look...
55 minutes ago
C
canvas
replied to the thread
proof
.
After some hard work guys I found the best solution for that, just look...
58 minutes ago
BigBeachBananas
replied to the thread
Frustrum base problems
.
You can, but you have to use a half-angle or double identity. Also, assuming you know the unit circle and radians...
Today at 6:28 PM
lev888
replied to the thread
Frustrum base problems
.
Look up tangent of half angle.
Today at 6:27 PM
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