Write the complex number in rectangular form.4
A. -2
- 2i
B. 2
- 2i
C. 2 - 2
i
D. 2 + 2
i
Answer: B
Mathematics
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A. 
? 
B. 
C. 
D. (-?, ?)
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A. (i) No; (ii) Yes B. (i) Yes; (ii) No C. (i) Yes; (ii) Yes D. (i) No; (ii) No
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Decide whether the following is an expression or an equation. If it is an expression, simplify it. If it is an equation, solve it.
- 4 = 1
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