Graph the pair of parametric equations.x = 
, y = 2t + 3, 0 ? t ? 4
A. 
B. 
C. 
D. 
Answer: D
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Find the average value of 
over the given region.
z3 over the cube in the first octant bounded by the coordinate planes and the planes 
, 
, 
A. 
B. 
C. 
D. 
Find the average rate of change illustrated in the graph.
Year
A. -$5000.00 per year B. $6000.00 per year C. -$6000.00 per year D. $5000.00 per year
Solve the problem.A physical fitness association is including the mile run in its secondary-school fitness test. The time for this event for boys in secondary school is known to possess a normal distribution with a mean of 450 seconds and a standard deviation of 50 seconds. Find the probability that a randomly selected boy in secondary school will take longer than 335 seconds to run the mile.
A. 0.9893 B. 0.4893 C. 0.5107 D. 0.0107
Evaluate the expression.
A. 1 B. 0 C. -1 D. -6