Complex number in rectangular form What is (1+2j) + (1+3j)? Your answer should contain three significant figures.

vestirme4 2021-05-29 Answered
Complex number in rectangular form What is (1+2j) + (1+3j)? Your answer should contain three significant figures.
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StrycharzT
Answered 2021-05-30 Author has 102 answers
Sum of complex numbers (a1+b1i)+(a2+b2i)=(a1+a2)+(b1+b2)i=a+bi
(1+2i)+(1+3i)=(1+1)+(2+3)i=2+5i this is the binomial form
Then find r and θ
r=a2+b2=22+52=29
if a and b are possitive then
θ=tan1(ba)=tan1(52)=68.2
Rectangle form
z=r(cos(θ)+sin(θ)i)
then z=29(cos(68.2)+sin(68.2)i)
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Jeffrey Jordon
Answered 2022-01-30 Author has 2027 answers

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