Question

Express the complex number in trigonometric form. (1 point)

-2
2(cos 90° + i sin 90°)
2(cos 0° + i sin 0°)
2(cos 180° + i sin 180°)
2(cos 270° + i sin 270°)

Answer 1

@misty1212

Answer 2

hint: \(\cos(270)=-1,\sin(270)=0\)

Answer 3

is it D?