Provide an appropriate response.
Find the measurement of length x.
A. 19 ft 4 in.
B. 20 ft 6 in.
C. 19 ft 6 in.
D. not enough information to determine answer
Answer: C
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Find an equation for the conic that satisfies the given conditions. Select the correct answer. parabola, vertex (0, 0), focus (0, –4)
Solve the problem.The stadium vending company finds that sales of hot dogs average 49,000 hot dogs per game when the hot dogs sell for $2.50 each. For each 50 cent increase in the price, the sales per game drop by 5000 hot dogs. What price per hot dog should the vending company charge to realize the maximum revenue?
A. $3.95 B. $4.90 C. $2.40 D. $3.70
Solve.The data set represents a bimonthly progression of gasoline prices over the course of several months in an unspecified city. Use a graphing calculator to determine the quadratic regression equation for this data set.
A. y = 0.00268x2 + 0.01107x + 3.85743 B. y = 0.01071x2 + 0.02214x + 3.85743 C. y = 0.00268x2 - 0.01107x + 3.85743 D. y = 0.01071x2 + 0.02214x - 3.85743
Multiply using FOIL. Assume all variables have nonnegative values.( + 2)(
- 5)
A. - 3
- 10
B. - 10
C. -2 - 10
D. - 5
+ 2
- 10