4
AssignmentMultiple Choice
Multiply and Divide Complex Numbers
Question 4 • NC-Math 4 CR
Which description of the transformation of z on the complex plane gives the quotient of z = 8 (cosine (30 degrees) + i sine (30 degrees) ) and w = 2 (cosine (5 degrees) + i sine (5 degrees) ) ?
Answer
A
scale z by a factor of 2 and rotate it 5 degrees clockwise
B
scale z by a factor of and rotate it 5 degrees clockwiseC
scale z by a factor of 2 and rotate it 5 degrees counterclockwiseD
scale z by a factor of and rotate it 5 degrees counterclockwise