Find the sum.
A. 
B. 
C. 
D. 
Answer: C
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Find an approximate value for the integral, using the trapezoidal rule with n intervals. Round the answer to the nearest tenth if necessary.
n = 4
A. 6.0 B. 1.5 C. 12.0 D. 3.0
Find all cube roots of the complex number. Leave answers in trigonometric form.-125i
A. 5 cis 90°, 5 cis °210, 5 cis 330° B. 5 cis 30°, 5 cis °60, 5 cis 90° C. 5 cis 90°, 5 cis °180, 5 cis 270° D. 5 cis °210, , 5 cis 270°, 5 cis 330°
Solve.Pete is driving across country from Boston to Seattle. He keeps a record of the distance that he drives each day.Monday498 milesTuesday311 milesWednesday266 milesThursday320 milesFriday324 milesHow much further did he drive on Monday than on Friday?
A. 178 miles B. 822 miles C. 174 miles D. 498 miles
Solve the problem.An object is traveling around a circle with a radius of 20 meters. If in 10 seconds a central angle of 
radian is swept out, what is the linear speed of the object?
A. 
m/sec
B. 
m/sec
C. 
m/sec
D. 
m/sec