Graph each pair of parametric equations. (2 points each)

x = 3 sin3t
y = 3 cos3t

x = 7 sin t + sin 7t
y = 7 cos t + cos 7t

x = 2t
y = t + 5, -2 ≤ t ≤ 3

x = 2t – 1
y = t2 + 5, -4 ≤ t ≤ 4

x = 6 sin t
y = 6 cos t, 0 ≤ t ≤ 2π

11. a particular type of cell doubles in number every hour. which function can be used to find the number of cells present at the end of h hours if there are initially 4 of these cells? a. n = 4 ()" b. n = 4(2)" c. n = 4 + (2)" din = 4 +"

43lbs of tomatos cost $387. how much would 41lbs cost

Si la base de un triángulo isósceles mide 70 m y el ángulo opuesto a ésta mide 58°; entonces ¿cuánto mide la altura de dicho triángulo? a) 21.87 m. b) 40.01 m. c) 43.74 m. d) 63.14 m.