Find the phase shift of the function.y = cos 
A. - 
B. -?
C. ?
D. 
Answer: D
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Solve by using the addition property of equality.z - 1 = 10
A. {9} B. {11} C. {-11} D. {-9}
Solve the problem.A fully cooked turkey is taken out of an oven set at 200°C (Celsius) and placed in a sink of chilled water of temperature 4°C. After 3 minutes, the temperature of the turkey is measured to be 50°C. How long (to the nearest minute) will it take for the temperature of the turkey to reach 15°C? Assume the cooling follows Newton's Law of Cooling: U = T + (Uo - T)ekt.(Round your answer to the nearest minute.)
Fill in the blank(s) with the appropriate word(s).
In the energy demand problem above, the demand vectors could be represented in a 2 row matrix, where row 1 contains the energy demands of the consumers and row 2 contains the energy demands of the energy industries:D = 
A boom in the economy causes an across the board increase of 10% in energy demands in the area. Calculate a new demand matrix which reflects this increase.
What will be an ideal response?
Solve the problem.You have 68 feet of fencing to enclose a rectangular plot that borders on a river. If you do not fence the side along the river, find the length and width of the plot that will maximize the area.
A. length: 34 ft, width: 34 ft B. length: 51 ft, width: 17 ft C. length: 34 ft, width: 17 ft D. length: 17 ft, width: 17 ft