Solve the problem.The odds in favor of a horse winning a race are posted as 5 : 3. Find the probability that the horse will win the race.
A. 
B. 
C. 
D. 
Answer: D
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If r(t) is the position vector of a particle in the plane at time t, find the indicated vector.Find the acceleration vector.r(t) = (3 cos t)i + (7 sin t)j
A. a = (3 cos t)i + (7 sin t)j B. a = (-3 sin t)i + (-7 cos t)j C. a = (3 sin t)i + (7 cos t)j D. a = (-3 cos t)i + (-7 sin t)j
Determine whether function is one-to-one.{(12, -12), (-9, -1), (-15, 6)}
A. Yes B. No
Find a formula for the nth term of the sequence.0, 2, 2, 2, 0, 2, 2, 2 (0, 2, 2, 2 repeated)
A. an = 1 + (-1)(n+1)(n + 2)/2 B. an = 1 + (-1)n(n+1)/2 C. an = 1 + (-1)n(n-1)/2 D. an = 1 + (-1)n(n+1)(n+2)/6
Given f(x) and g(x), find the indicated composition.f(x) = 4x + 9; g(x) = 5x - 1Find (f ? g)(x).
A. (f ? g)(x) = 20x + 5 B. (f ? g)(x) = 20x + 44 C. (f ? g)(x) = 20x + 13 D. (f ? g)(x) = 20x + 8