Consider the parametric equations x = 3 cost and y=2 sint. What is the corresponding equation in coordinate system?
I. x²+4y² = 4
II. x² - y² = 4
III. 2x-y = 16
IV. 4x² + y² = 4
V. x²/9 + y²/4 = 1
Select one:
a. IV
b. I
c. V
d. III
e. ll