Use a graphing utility to find the equation of the line of best fit. Round to two decimal places, if necessary.
A. y = 0.95x - 11.8
B. y = 0.95x + 11.8
C. y = 1.05x - 11.8
D. y = 1.05x + 11.8
Answer: C
Mathematics
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Express the limit as a definite integral where P is a partition of the given interval.lim
?0
?xk, [-1, 3]
A. 
B. 
C. 
D. 
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Tell whether a linear model or a quadratic model is appropriate for the data. If linear, tell whether the slope should be positive or negative. If quadratic, decide whether the leading coefficient a of x2 should be positive or negative.
A. linear; positive B. quadratic; negative C. quadratic; positive D. linear; negative
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Graph the linear inequality.y ? -5x
A. 
B. 
C. 
D. 
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Find the mean of the data presented in the given table of values.
(Round to the nearest tenth if necessary.)
A. 7.7 B. 9.2 C. 8.2 D. 6.2
Mathematics