Find the second derivative.y = 5x2 + 6x - 8
A. 5
B. 10
C. 10x + 6
D. 0
Answer: B
Mathematics
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Use the range rule of thumb to approximate the standard deviation.496, 598, 503, 528, 565, 601, 576, 543
A. 18.75 B. 60.6 C. 26.25 D. 170.2
Mathematics
Solve the problem.Find the total of 662 and 64.
A. 716 B. 726 C. 725 D. 736
Mathematics
Multiply.-3(-3)(10)
A. 90 B. -90 C. 190 D. 80
Mathematics
Solve the problem.Doctors predict that by administering a vaccine, the number of new cases of a certain childhood disease will decrease by half each year. If 1200 people were afflicted with the disease in 2000, estimate the number of new cases in 2005. (Round to the nearest whole number.)
A. 38 new cases in 2005 B. 19 new cases in 2005 C. 75 new cases in 2005 D. 150 new cases in 2005
Mathematics