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What is the value of (-7 + 3i) - (2-6i)?
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4 votes
What is the value of (-7 + 3i) - (2-6i)?

User Clinton Roy
by
4.5k points

2 Answers

1 vote

Answer:

9 (i - 1)

Explanation:

Simplify the following:

-7 + 3 i - (-6 i + 2)

-(2 - 6 i) = -2 + 6 i:

6 i - 2 - 7 + 3 i

-2 + 6 i - 7 + 3 i = (6 i + 3 i) + (-2 - 7) = -9 + 9 i:

9 i - 9

Factor 9 out of 9 i - 9 giving 9 (i - 1):

Answer: 9 (i - 1)

User Fortm
by
4.9k points
4 votes

Answer:

-9 + 9i

Explanation:


(-7+3i)-(2-6i)\\\\=-7+3i-2-(-6i)\\\\=(-7-2)+(3i+6i)\\\\=-9+9i

User Cpilko
by
4.7k points
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