Evaluate the integral.

A.  - 
B. - 
C.  - 
D.  


Answer: C

Mathematics

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A balloon is being inflated at a constant rate of 4 liters of air per minute.  If V is the volume, in liters, of the balloon after t minutes, write an equation of change that is satisfied by V. ?

A.
B.
C.
D.

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Solve the problem.Find the lateral surface area of a right circular cone with a radius of 55.3 cm and a slant height of 93.7 cm.

A. 25,900 cm2 B. 300,000 cm2 C. 16,300 cm2 D. 8140 cm2

Mathematics

Simplify.10log 3

A. 30 B. 3 C. 1 D. 103

Mathematics

Solve the problem.In his algebra class, Rob has scores of 79, 85, 81, and 65 on his first four tests. To get a grade of C, the average of the first five tests must be greater than or equal to 70 and less than 80. Solve an inequality to find the range of scores that Rob can earn on the fifth test to get a C.

A. 40 ? x < 90, where x represents Bob's score on the fifth test B. x ? 40, where x represents Bob's score on the fifth test C. 40 < x < 90, where x represents Bob's score on the fifth test D. 40 ? x ? 90, where x represents Bob's score on the fifth test

Mathematics