Use an inequality to describe the interval of real numbers.(-8, 2]
A. -8 < x ? 2
B. x ? 2
C. -8 < x < 2
D. -8 ? x ? 2
Answer: A
Mathematics
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A. 18 B. 15 C. 16 D. 17
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Determine whether the infinite geometric series has a limit. If a limit exists, find it.3 + 9 + 27 + . . .
A. 27 B. 39 C. No limit D. 3
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Divide. Express the quotient in lowest terms.
÷ 
A. 
B. 
C. 
D. 
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Solve the problem.A farmer's silo is the shape of a cylinder with a hemisphere as the roof. If the height of the silo is 108 feet and the radius of the hemisphere is r feet, express the volume of the silo as a function of r.
A. V(r) = ?(108 - r) + 
?r2
B. V(r) = 108?r2 + 
?r3
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?r3
D. V(r) = ?(108 - r)r3 + 
?r2
Mathematics