If a rock is thrown upward on the planet Mars with a velocity of , its height in meters t seconds later is given by 
Find the average velocity over the time interval [2, 3].
a. –0.6 m/s
b. 4.4 m/s
c. 2.4 m/s
d. 3.4 m/s
e. 1.4 m/s
c. 2.4 m/s
Mathematics
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Compute the definite integral as the limit of Riemann sums.
, a < b
A. y2 - x2
B. 64
C. 16(y - x)
D. 4
Mathematics
Solve the problem.If the average cost per unit C(x) to produce x units of plywood is given by 
what is the unit cost for 10 units? Round to the nearest cent.
A. $3.00 B. $60.00 C. $90.00 D. $22.50
Mathematics
The table shows the number of votes each candidate received in the last election. 
Write the number of votes received by Mr. Barone in expanded form.
A. 2000 + 700 + 8 B. 2000 + 70 + 8 C. 2700 + 80 D. 2000 + 700 + 80
Mathematics
Calculate. Write answer in lowest terms.
- 
A. 
B. 
C. 
D. 
Mathematics