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What is the different of the complex number ? (3+7i)-(-4-2i)
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What is the different of the complex number ? (3+7i)-(-4-2i)

User Andrew Dibble
by
8.6k points

2 Answers

3 votes

Answer:

7+9i

Explanation:

User Armondo
by
7.8k points
5 votes

Answer:

7 + 9i

Explanation:

Given

(3 + 7i) - 1(- 4 - 2i) ← distribute both parenthesis

= 3 + 7i + 4 + 2i ← collect like terms

= 7 + 9i

User Reza Aghaei
by
8.3k points
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