Question

Express the complex number in trigonometric form. -2

Answer 1

MEDAL WILL BE AWARDED

Answer 2

just the real number \(-2\) ?

Answer 3

Yes

Answer 4

since \(\cos(\pi)=-1, \sin(\pi)=0\) you can use
\[2\left(\cos(\pi)+i\sin(\pi)\right)\]

Answer 5

but the answer has to be in degrees @satellite73