4
QuizMultiple Choice
Add and Subtract Complex Numbers
Question 4 of 10 • Precalculus
Consider and z = 1(cos(60°) + isin(60°)). What is w + z expressed in rectangular form?
Answer
A
StartFraction StartRoot 3 EndRoot minus 1 Over 4 EndFraction i
B
StartFraction StartRoot 3 EndRoot + 1 Over 4 EndFraction i
C
StartFraction StartRoot 3 EndRoot minus 1 Over 2 EndFraction i
D
StartFraction StartRoot 3 EndRoot + 1 Over 2 EndFraction i