?Calculate the Riemann Sum for the integral using 
.
?
?
?
Round to the nearest tenth.?
?
A. ?1.1
B. ?1
C. ?1.3
D. ?2.1
E. ?2.5
Answer: E
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Solve the problem.The following table shows the rate of water flow (in gal/min) from a stream into a pond during a 30-minute period after a thunderstorm. Use the Trapezoidal Rule to estimate the total amount of water flowing into the pond during this period. Round your answer to the nearest gallon.
A. 7717 gal B. 8475 gal C. 8483 gal D. 9600 gal
Write the standard form of the equation of the circle with center (5, -7) and radius 5. ?
A. ?
B. 
C. 
D. 
E. 
Solve the problem.A sports shop sells tennis rackets in 3 different weights, 3 types of string, and 4 grip sizes. How many different rackets could they sell?
A. 24 B. 36 C. 10 D. 27
Match the vector equation with the correct graph.
r(t) = sin tj - cos tk; 0 ? t ? 
A. Figure 4 B. Figure 2 C. Figure 1 D. Figure 7