Solve the problem.Suppose there are 8 roads connecting town A to town B and 6 roads connecting town B to town C. In how many ways can a person travel from A to C via B?
A. 64 ways
B. 36 ways
C. 48 ways
D. 14 ways
Answer: C
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Find the derivative of the function.y = x4cos x - 14x sin x - 14 cos x
A. -x4 sin x + 4x3 cos x - 14x cos x - 28 sin x B. -x4 sin x + 4x3 cos x - 14x cos x C. -4x3 sin x - 14 cos x + 14 sin x D. x4 sin x - 4x3 cos x + 14x cos x
Estimate the probability of an event (empirical probability). You toss two fair coins 20 times and obtain the following results for the number of tails.
Estimate the probability that when the two coins are tossed exactly one will be tails.
A. 
B. 
C. 
D. 
Write the standard form of the equation of the circle with radius r and center (h, k).r = 
; (h, k) = (0, -10)
A. x2 + (y - 10)2 = 2 B. x2 + (y + 10)2 = 2 C. (x - 10)2 + y2 = 4 D. (x + 10)2 + y2 = 4
Provide an appropriate response.For the function 
with domain of 
find the range.
A. (-?, 9] B. (-?, -3] C. [9, ?) D. [7, 9]