Find the volume of the described solid.The solid lies between planes perpendicular to the x-axis at x = - 5 and x = 5. The cross sections perpendicular to the x-axis are circular disks whose diameters run from the parabola y = x2 to the parabola y = 50 - x2.
A. 
?
B. 
?
C. 5000?
D. 
?
Answer: D
Mathematics
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Choose the equivalent expression for the given expression.-csc x
A. - 
B. 
C. - 
D. 
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Solve the equation.41 + 2x = 1024
A. {-2} B. {2} C. {256} D. {8}
Mathematics
Simplify.
A. 0 B. -2.95 C. 2.95 D. ±2.95
Mathematics
Solve the problem.How long will it take for $6100 to grow to $7600 at an interest rate of 12.4% if the interest is compounded quarterly? Round the number of years to the nearest hundredth.
A. 1.80 yr B. 10.20 yr C. 1.88 yr D. 7.20 yr
Mathematics