Use the following notations: r = radius of a circle, v = linear velocity, ? = angular velocity. Find the missing quantity. Round to the nearest tenth if necessary.v = 21 ft/sec, r = 7 ft, ? = ?
A. 3 rad/sec
B. 14 rad/sec
C. 147 ft/sec
D. 147 rad/sec
Answer: A
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Find the coordinates of the vertices and foci of the ellipse.y2 = 4(1 - x2)
A. V(-4, 0), V(4, 0), F(-3, 0), F(3, 0)
B. V(-2, 0), V(2, 0), F
, F
C. V(0, -2), V(0, 2), F
, F
D. V(0, -4), V(0, 4), F(0, -3), F(0, 3)
Convert the angle to D° M' S'' form. Round the answer to the nearest second.179.98°
A. 179°56'98'' B. 179°58'98'' C. 179°58'48'' D. 179°59'48''
Use the Leading Coefficient Test to determine the end behavior of the polynomial function.f(x) = -6x3(x + 3)(x + 5)2
A. rises to the left and rises to the right B. falls to the left and rises to the right C. falls to the left and falls to the right D. rises to the left and falls to the right
Write the mixed number as an improper fraction.18
A. 
B. 
C. 
D. 