?

Trigonometry

Free Version

Upgrade subject to access all content

Difficult

Rotated Cotangent for $(-6,5)$

TRIG-3VXVKD

The line segment from the origin containing the point $(-6,5)$ is rotated about the origin $-\cfrac {5 \pi }{ 3 }$ radians.

Determine the cotangent to three decimal places of the new angle formed between the line segment from the origin that contains the new coordinate and the positive $x$-axis.

A

$2.719$

B

$-1.200$

C

$-0.173$

D

$2.718$

E

$-0.999$