(D) 0
(E) nonexistent
(A) nonexistent
(B) 1
(C) 2
(D) ∞
(E) none of these
(A)
(B) 0
(C) 1
(D) π
(E) ∞
(A) is 1
(B) is 0
(C) is ∞
(D) oscillates between −1 and 1
(E) is none of these
- The graph in the xy-plane represented by x = 3 + 2 sin t and y = 2 cos t − 1, for −π ≤ t ≤ π, is
(A) a semicircle
(B) a circle
(C) an ellipse
(D) half of an ellipse
(E) a hyperbola
BC ONLY - equals
(A) 0