If $z_{1} = 3 + 4 i z_{2} = 4 - 5 i$ Then find $z_{1} + z_{2}$

7-i

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7+i

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7+9i

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None of these

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Solution

The correct option is A 7-i
$z_{1} = 3 + 4 i z_{2} = 4 - 5 i z_{1} + z_{2} = 3 + 4 i + 4 - 5 i 7 - i$

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Similar questions

z_{1}

z_{2}

z_{1} = 2 + 4 i z_{2} = 5 - 6 i

z_{2} - z_{1}

z_{1} = 1 + 2 i

z_{2} = 2 + 5 i

z_{1} + z_{2}

z_{1} = 2 - 5 i, z_{2} = 3 - i

z_{1}

z_{2}

z_{1} = 3 - 2 i, z_{2} = 3 + 5 i

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