Question

2*arccot (1)

Answer 1

do you have a scientific/graphing calculator?

Answer 2

https://www.desmos.com/calculator

Answer 3

@~

Answer 4

\[
\cot \left(\frac{\pi}{4}\right) = 1
\]

Answer 5

I don't have a scientific calculator

Answer 6

In the interval \( [0, 2\pi]\), \(\large arccot(1) = \frac{\pi}{4}, \frac{5\pi}{4}\)
2 * arccot(1) = \(\large \frac{\pi}{2}, \frac{5\pi}{2}\)

Answer 7

oooh ok

Answer 8

thank you