Use the regression feature on your calculator to solve the problem.Consider the data showing the average life expectancy of human beings in various years.
Find the regression line. Let the year 1900 represent x = 0.
A. y = 0.15x + 60.9
B. y = 0.37x - 21.8
C. y = 8.3x + 22.1
D. y = -0.11.2x + 23.1
Answer: A
Mathematics
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Simplify.(8x - 3)2
A. 8x2 - 48x + 9 B. 64x2 + 9 C. 64x2 - 48x + 9 D. 8x2 + 9
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Solve the problem.What are the x-intercepts of the graph of f(x) = 4 cos2 x - 3 on the interval [0, 2?]?
A. 
, 
, 
, 
B. 
, 
C. 
, 
D. 
, 
, 
, 
Mathematics
Answer the question.Write an "area" word problem for which finding the solution would involve evaluating the double integral
What will be an ideal response?
Mathematics
Convert as indicated.95.53 g to milligrams
A. 95,530 mg B. 0.09553 mg C. 9,553 mg D. 0.009553 mg
Mathematics