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Algebra of Complex Numbers

If z1 = 1 -...

Question

If $z_{1} = 1 - 3 i$ and $z_{2} = 2 + i$ , then ${¯ z}_{1} + {¯ z}_{2} =$

3 - 2 i

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2 + 3 i

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3 + 2 i

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none of these

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Solution

The correct option is C $3 - 2 i$
Given $z_{1} = 1 - 3 i$ and $z_{2} = 2 + i$

Therefore, $z_{1} + z_{2} = 1 - 3 i + 2 + i = 3 - 2 i$

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