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Which expression is equal to (1+6i)−(7+3i) ?

Which expression is equal to (1+6i)−(7+3i) ?
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1 vote
Which expression is equal to (1+6i)−(7+3i) ?

User Jonathan Gilligan
by
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1 Answer

3 votes

Answer:

- 6+3i

Explanation:


(1+6i)-(7+3i) ?\\Group\:the\:real\:part\:and\:the\:imaginary\\\:part\:of\:the\:complex\:number\\\left(a+bi\right)\pm \left(c+di\right)=\left(a\:\pm \:c\right)+\left(b\:\pm \:d\right)i\\=\left(1-7\right)+\left(6-3\right)i\\1-7=-6\\6-3=3\\=-6+3i

User Krystin
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