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3 years ago

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

Mathematics

1 answer:

marissa [1.9K]3 years ago

3 0

Answer:

Step-by-step explanation:

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

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