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Darina [25.2K]
4 years ago
7

Simplify -3+i/7 + i

Mathematics
2 answers:
olchik [2.2K]4 years ago
8 0

Answer:

D. 7 - i

Step-by-step explanation:

(-3+i)/(7 + i)=

(-3+i)(7-i)/(7+i)(7-i)=

(-21+10i+1)/50=

(10i-20)/50=

0.2i-0.4

nika2105 [10]4 years ago
3 0
The answer is C.7+i
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