Select the function that matches the given graph.
A. y = (x + 2)2
B. y = -(x - 2)2
C. y = (x - 2)2
D. y = -x2 + 2
Answer: B
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Solve the problem.Elaine had 36 buttons. Her grandmother donated 9 cards of buttons to the collection. Elaine sorted the buttons into 9 piles, putting 9 buttons in each pile. How many buttons were on each card from Elaine's grandmother?
A. 5 buttons B. 76 buttons C. 79 buttons D. 34 buttons
Determine whether the given value is a solution to the equation.6x - 2 = 10, x = 2
A. Yes B. No
Rewrite as a single logarithm.2logb m - 
logb n + 
logb j - 4logb k
A. logb 
B. logb (2m - 
n + 
j - 4k)
C. logb 
D. logb 
Solve the problem.The population size of a culture of bacteria quadruples every day such that its size is modeled by the sequence 
where n is the number of the day just beginning. Find the size of the culture at the beginning of the third day and the size of the culture originally.
A. 1440 bacteria; 22
bacteria originally
B. 5760 bacteria; 90 bacteria originally
C. 1440 bacteria; 90 bacteria originally
D. 5760 bacteria; 360 bacteria originally