Solve.Aaron purchased a house for $144,260. Of the $144,260, he spent $28,852 upgrading the original design of the house. The upgrade cost 20% of what he spent for the house. Find the number of degrees on a circle that represent the cost of the upgrade.
A. 90°
B. 73°
C. 72°
D. 36°
Answer: C
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Find the volume of the solid generated by revolving the region about the given axis. Use the shell or washer method.The region bounded by y = 2
, y = 2, and x = 0 about the y-axis
A. 
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B. 
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C. 
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D. 
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Solve the problem.If x dollars is deposited every four weeks (13 times a year) into an account paying an annual interest 
expressed in decimal form, then the amount An in the account after n years can be approximated by the formula 
If a retirement account pays 6% annual interest, determine how much a 
worker would have to deposit in this account every 4 weeks in order to have a million dollars at age 65.
A. $4326.44 B. $334.75 C. $33,474.92 D. $43.26
Integrate using any method.
Solve the equation.-7.9x + 1.2 = -67.8 - 1.0x
A. {10} B. {8.7} C. {-76} D. {8.9}