Solve the equation by the zero-factor property.x2 + 2 = 11
A. {5.5}
B. {-2, 2}
C. {-3, 3}
D. {3}
Answer: C
Mathematics
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Solve the problem.A vertical right circular cylindrical tank measures 
high and
diameter. It is full of oil weighing 
. How much work does it take to pump the oil to the level of the top of the tank? Give your answer to the nearest ft ? lb.
A. 10,640,197 ft ? lb B. 5,320,099 ft ? lb C. 44,334 ft ? lb D. 2,660,049 ft ? lb
Mathematics
Solve the problem.If s is proportional to t2, and s = 405 when t = 9, find s when t is 8.
A. 45 B. 72 C. 360 D. 320
Mathematics
Provide an appropriate response.To find the effective interest rate, divide the principal by the total compound interest for one year.
A. True B. False
Mathematics
Add. Simplify, if possible.5
+ 15
A. 5
B. 21
C. 19
D. 20
Mathematics