Find the maximum or minimum value of the function. Approximate to two decimal places.f(x) = 2.6x2 + 2.6x + 4.8
A. 6.75
B. 4.15
C. 0.50
D. -0.50
Answer: B
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Which of the following is not possible for the slope of the line containing the points: (-4,5) and (-2,1)? ?
A. ?The slope is negative. B. ?The slope is -2. C. ?The slope is positive. D. ?The slope is found using the formula . E. ?None of the above.
Perform the indicated operations and express the result in simplest form.
A. 
B. 
C. 3
D. 5
Solve. If needed, round money amounts to two decimal places and all other amounts to one decimal place.Students at Maple School earned $724 selling candles. They want to accumulate 
for a club trip. What percent of their goal has been reached?
A. 30% B. 3% C. 36.2% D. 0.362%
Identify the independent variable and the dependent variable.Let c be the total cost (in dollars) of n notebooks.
A. independent: c; dependent, n B. independent: n; dependent, c