21
QuizMultiple Choice
Performing Operations with Complex Numbers — Unit test
Question 21 • MO-Algebra II A-CR
What is the rectangular form of the parametric equations x = 4 cos t and y = 5 sin t, where 0 ≤ t ≤ 2π?
Answer
A
StartFraction x squared Over 25 EndFraction + StartFraction y squared Over 16 EndFraction = 1
B
StartFraction x squared Over 16 EndFraction + StartFraction y squared Over 25 EndFraction = 1
C
StartFraction x squared Over 5 EndFraction + StartFraction y squared Over 4 EndFraction = 1
D
StartFraction x squared Over 4 EndFraction + StartFraction y squared Over 5 EndFraction = 1