Factor.5c2 + 10cd + 5d2 - 20f2
A. 5(c + d + 2f)(c + d - 2f)
B. 5((c + d)2 + 2f)((c + d)2 - 2f)
C. ((c + d)2 + 2f)((c + d)2 - 2f)
D. (c + d + 2f)(c + d - 2f)
Answer: A
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Write the system of inequalities that describes the possible solutions to the problem.The Acme Class Ring Company designs and sells two types of rings: the VIP and the SST. The company can produce up to 40 rings each day, using up to 100 total man-hours of labor. It takes 2 man-hours to make one VIP ring and 5 man-hours to make one SST ring. Let x represent the number of VIP rings, and let y represent the number of SST rings. Including the system inequalities 
and 
, find the remaining inequalities that best describe this company's ring production.
A. x + y ? 40, 5x + 2y ? 100 B. x ? 40, y ? 40, 5x + 2y ? 100 C. x + y ? 40, 2x + 5y ? 100 D. x ? 40, y ? 40, 2x + 5y ? 100
Provide an appropriate response.Find the average of these test scores, rounding to the nearest whole number: 82, 95, 89, 94, 72, 87
A. 90 B. 865 C. 86 D. 87
Solve the application problem. Round to the nearest cent.
Find the least amount that could be deposited in a bank account today at 8% compounded semiannually to allow $1875 withdrawals at the end of each 6 months for 11 years?
A. $27,856.58 B. $27,095.85 C. $26,304.68 D. $66,654.15
Use the result ei? = cos ? + i sin ? to plot the complex number.-6e(?i)/2
A. 
B. 
C. 
D. 