Use a graphing utility to find the equation of the line of best fit. Round to two decimal places, if necessary.
A. y = 0.5x - 2
B. y = 0.17x + 2.11
C. y = 0.11x + 2.49
D. y = x - 8
Answer: C
Mathematics
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Simplify the expression.(14 - 11)2 + (3 + 6)2
A. 54 B. 144 C. 120 D. 90
Mathematics
For the given parabola, use the discriminant to determine the number of x-intercepts.y = x2 + 2x + 4
A. one x-intercept B. two x-intercepts C. no x-intercepts
Mathematics
The consumer demand curve for tissues is given by
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where p is the price per case of tissues and q is the demand in weekly sales. At what price should tissues be sold to maximize the revenue? Round your answer to the nearest cent.
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A. $48.00 B. $20.00 C. $72.00 D. $36.00 E. $24.00
Mathematics
Solve for the variable.3(2x - 4) = 5(x + 3)
A. x = 27 B. x = -3 C. x = 6 D. x = 3
Mathematics