Give the coordinates for the vertex for the parabola.x = -2(y + 4)2 + 9
A. (9, -4)
B. (9, 4)
C. (4, 9)
D. (-4, 9)
Answer: A
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Solve.Each week a soft drink machine sells x cans of soda for $0.75/soda. The cost to the owner of the soda machine for each soda is $0.10. The weekly fixed cost for maintaining the soda machine is $25/week. Write an equation that relates the weekly profit, P, in dollars to the number of cans sold each week. Then use the equation to find the weekly profit when 92 cans of soda are sold in a week.
A. P = 0.75x - 25; $44.00 B. P = 0.75x + 25; $94.00 C. P = 0.65x + 25; $84.80 D. P = 0.65x - 25; $34.80
Solve the problem.To convert a temperature F given in degrees Fahrenheit to an equivalent temperature C in degrees Celsius, use the formula C = 
. Find the Celsius temperature that is equivalent to 14°F.
A. 57°C B. 26°C C. -24°C D. -10°C
Find all complex solutions for the equation.2x-2 - 5x-1 - 12 = 0
A. 
B. 
C. 
D. 
Solve the problem.Evaluate 
by expanding down the third column. Show all your work.A = 
What will be an ideal response?