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dybincka [34]
3 years ago
13

Simplify the expression to a + bi form: (-1 + 2i) – (12 + 7i)

Mathematics
2 answers:
givi [52]3 years ago
4 0

Answer:

-13 - 5i

Step-by-step explanation:

( - 1 + 2i) - (12 + 7i) \\  - 1 + 2i - (12 + 7i) \\  - 1 + 2i - 12 - 7i \\  - 13 + 2i - 7i \\   =  - 13 - 5i

earnstyle [38]3 years ago
3 0

Answer:

→( - 1 + 2i) - (12 + 7i) \\  =  - 1 + 2i - 12 - 7i \\=-1-12+2i-7i \\ = \boxed{  - 13 - 5i}✓

  • <u>- 13 - 5i</u> is the right answer.
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