11. Graphing Complex Numbers

In Exercises 77–80, convert to polar form and then perform the indicated operations. Express answers in polar and rectangular form. _ _(1 + i√3)(1 − i) / 2√3 − 2i

In Exercises 11–14, plot each complex number. Then write the complex number in polar form. You may express the argument in degrees or radians.1 − i

In Exercises 15–18, write each complex number in rectangular form. If necessary, round to the nearest tenth.8(cos 60° + i sin 60°)

In Exercises 15–18, write each complex number in rectangular form. If necessary, round to the nearest tenth.6 (cos 2π/3 + i sin 2π/3)

_Write −√3 + i in polar form.