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Write complex numbers in polar 'trigonometric' form (and vice versa)
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What you'll need:
a+jb=r∠θ=r(cosθ+j∙sinθ)
(Rectangular) (Polar) (Trigonometric Form)
Q1. Write (2+j3) in trigonometric form and polar form.
Recall:
r=√(a^2+b^2 )
θ=tan^(−1)〖b⁄a〗
Q2. Write 6(cos〖30°〗+j∙sin〖30°〗) in polar and rectangular forms.
Recall:
a=r∙cosθ
b=r∙sinθ