Write the sum or difference in the standard form a + bi.
-(-5 + 4i) - 7
A) 12 - 4i
B) 2 + 4i
C) 2 - 4i
D) -12 + 4i

Name: Write the sum or difference in the standard form a + bi. -(-5 + 4i) - 7 A) 12 - 4i B) 2 + 4i C) 2 - 4i D) -12 + 4i
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Question

Quizplus · Accepted Answer

To find the sum or difference and express it in the standard form $a + bi$, you subtract the real numbers and combine the imaginary numbers. Here, $(-5 + 4i) - 7 = -5 - 7 + 4i = -12 + 4i$.

Write the Sum or Difference in the Standard Form a