Question

testing one two \[\sum_{k=1}^{\infty}\frac{1}{k^2}\]

Answer 1

\[\sum_{k=1}^{\infty}\frac{1}{k^2}\]

Answer 2

p-series
P =2 , p > 1
series converges ;)

Answer 3

This site is so slow, the latex won't even load

Answer 4

\(\large\rm \int_a^b \frac{\sin(x)}{x}~dx=whuuuu?\)

Ooo it works!

Answer 5

$$ \frac 1 x $$

Answer 6

???

Oh wait, it loaded

Answer 7

I'm sure Jay is working on getting LaTeX to load faster.

Answer 8

$$\sum_{k=1}^{\infty}\frac{1}{k^2}= \frac{\pi^2}{6}$$

Answer 9

\[\oint_{c}f(x)dz\]

Answer 10

put x not z

\[\oint_{c}f(z)dz\]