A race car has a velocity of , t seconds after starting. Use a Riemann sum with n = 10 to estimate how far the car travels in the first 2 seconds. (Round your answer to the nearest whole number.)
?

A. 780 feet
B. 713 feet
C. 895 feet
D. 576 feet
E. 846 feet

Answer: A

Mathematics

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Find .y = cos-1

A. - 
B.
C.
D.

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E = 12.6 V, R1 = 22 Kê, R2 = 15 Kê, and RL = 47 Kê. Find VOC and RTH.


a. VOC = 12.6 V, RTH = 15 Kê
b. VOC= 8.85 V, RTH = 8.9 Kê
c. VOC= 8.85 V, RTH = 11.2 Kê
d. VOC= 5.1 V, RTH = 8.9 Kê
e. VOC= 5.1 V, RTH = 15 Kê

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Evaluate the expression using the given values.mc2; m = 2.4 × 10-6, c = 3 × 108

A. 2.16 × 1013 B. 7.2 × 102 C. 2.16 × 1011 D. 21.6

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Solve the problem.Crafty Bill's Cool Car Sales opened as a used car sales lot in 2006. The graph shows the number of cars sold as a function of time. What is the approximate number of cars sold in 2010?

A. 150 B. 900 C. 950 D. 600

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