Answer:
B. 5 + 7i
General Formulas and Concepts:
<u>Pre-Algebra</u>
<u>Algebra I</u>
<u>Algebra II</u>
- Complex Standard Form: a + bi
- Imaginary Numbers
Step-by-step explanation:
<u>Step 1: Define expression</u>
(8 + 9i) + (5 - 9i) - (8 - 7i)
<u>Step 2: Simplify</u>
- Distribute negative: 8 + 9i + 5 - 9i - 8 + 7i
- Combine like terms: 5 + 7i
Answer:
That does not make sense
Step-by-step explanation:
So i cant really help you sorry
Answer:
3/4
Step-by-step explanation:
i always hated ixl