Asked by Anonymous
express the following complex numbers in polar from.
a. 1+√3i.
b. 3√3+3i.
a. 1+√3i.
b. 3√3+3i.
Answers
Answered by
oobleck
r^2 = x^2+y^2
tanθ = y/x
so,
(a) r^2 = 1+3 = 4
tanθ = √3
so
1+√3i = 2cis(π/3)
(b) 3√3+3i = 6cis(π/6)
tanθ = y/x
so,
(a) r^2 = 1+3 = 4
tanθ = √3
so
1+√3i = 2cis(π/3)
(b) 3√3+3i = 6cis(π/6)
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