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dalvyx [7]
3 years ago
14

Find the conjugate of the complex number, use division: 2+i —— 1+i

Mathematics
1 answer:
Fittoniya [83]3 years ago
4 0

I assume you mean divide using the conjugate to rationalize the denominator and express the result in standard rectangular form.

\dfrac{2+i}{1+i} = \dfrac{2+i}{1+i} \cdot \dfrac{1-i}{1-i} = \dfrac{2(1)-i^2-2i+i}{1^2+1^2} = \frac 3 2 - \frac 1 2 i


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