From the graph of the quadratic function 
, determine the equation of the axis of symmetry.
A. 
B. 
C. 
D. 
E. 
Answer: A
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Provide an appropriate response.The function 
models the median, or average, age, y, at which U.S. men were first married x years after 1900. In which year was this average age at a minimum? (Round to the nearest year.) What was the average age at first marriage for that year? (Round to the nearest tenth.)Median Age at Which U.S. Men First Married
A. 1957, 23.1 years old B. 1957, 50.5 years old C. 1954, 36 years old D. 1936, 50.5 years old
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
Express each of the following statements in symbols, using <, >, ?, or ?.a is positive.
A. a ? 0 B. a < 0 C. a ? 0 D. a > 0
Find the exponential function of the given form that contains the given point(s).Form: f(x) = c ? ax Points: (0, 4) and (4, 2500)
A. f(x) = 5x B. f(x) = 4 C. f(x) = 20x D. f(x) = 4 ? 5x