Recognize the elementary row operation used and determine the missing entry.
? 
A. -4
B. 
C. - 
D. 4
Answer: B
Mathematics
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Determine whether the sequence converges or diverges, and, if it converges, find 
an.an = 
A. - 1
B. 5
C. 
D. Diverges
Mathematics
Find the angle between u and v in radians.u = 2i + 10j + 8k, v = 10i + 4j + 3k
A. 1.28 B. 1.51 C. 0.62 D. 0.95
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Estimate the value of the quantity.The table shows the velocity of a remote controlled race car moving along a dirt path for 8 seconds. Estimate the distance traveled by the car using 8 subintervals of length 1 with left-end point values.
A. 119 in. B. 258 in. C. 129 in. D. 134 in.
Mathematics
Find the probability to the nearest hundredth that the random variable of the probability density function has a value greater than the mean.f(x) = 1 - 
; [1, 4]
A. 0.50 B. 0.55 C. 0.53 D. 0.48
Mathematics