Question

Find the quotient of the complex numbers. Express your answer in trigonometric form.

z1=5(cos25°+i sin25°)
z2=2(cos80°+i sin80°)

Answer 1

\[\frac{ z _{1} }{ z _{2} }= \frac{ r _{1} }{ r _{2} }[\cos (\theta _{1}-\theta _{2})+i \sin (\theta _{1}-\theta _{2})\]