Simplify.
A. 
B. 
C. 
D. 
Answer: D
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Evaluate the improper integral.
A. 120 B. 80 C. 100 D. 60
Solve the problem.A pipette has the shape of a right circular cylinder with a right circular cone at its end. The pipette is used to inject a nutritive suspension into a colony of microbes. The volume, in cubic centimeters, of a pipette of height h and radius r, both in centimeters, is given by the polynomial 
. How much nutritive suspension can be provided if the pipette has a radius of 0.2 cm and a height of 3.1 cm? Use 3.14 for ? and round to the nearest tenth cubic centimeter.
A. 8 cm3 B. 0.3 cm3 C. 1.1 cm3 D. 0.5 cm3
Find the point from those given that has the given property.The point where the slope of the tangent is least
A. (-1,-5) B. (1,3) C. (0,2)
Solve the problem.A flagpole is perpendicular to the horizontal but is on a slope that rises 10° from the horizontal. The pole casts a 43-foot shadow down the slope and angle of elevation of the sun measured from the slope is 36°. How tall is the pole? Round your answer to the nearest 0.1 foot.
A. 36.4 ft B. 33.5 ft C. 36.2 ft D. 35.4 ft