Find the volume of the figure. (Use ? ? 3.14 and round as directed in parentheses.)
A. 110.0 cm3
B. 36.4 cm3
C. 75.4 cm3
D. 56.5 cm3
Answer: D
Mathematics
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Find the equation of the line of best fit from the data in the table. Round the slope and the y-intercept to the nearest hundredth.
A. y = 0.43x + 4.98 B. y = 0.73x + 4.98 C. y = 0.53x + 4.88 D. y = 0.63x + 4.88
Mathematics
Find the matrix product, if possible.
A. 
B. 
C. 
D. 
Mathematics
Find the equation of the least squares line.The paired data below consist of the costs of advertising (in thousands of dollars) and the number of products sold (in thousands). 
A. y = 55.8 - 2.79x B. y = -26.4 - 1.42x C. y = 55.8 + 2.79x D. y = 26.4 + 1.42x
Mathematics
Given 
and 
, evaluate 
.
?
A. 0
B. 
C. 
D. 1
E. 
Mathematics