Solve the equation.x3 - 8x2 - 9x = 0
A. {-9, 0, 1}
B. {-1, 0, 9}
C. {-9, -1, 0}
D. {0, 1, 9}
Answer: B
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Factor completely. If unfactorable, indicate that the polynomial is prime.x2 + 12x + 36
A. (x + 6)(x - 6) B. (x + 6)2 C. (x - 6)2 D. prime
Solve the problem.A child's dose of medicine is 
of a pre-measured dose cup. If the bottle of medicine is the size of 6 dose cups, how many children's doses are there in the bottle?
A. 1 dose(s)
B. 6
doses
C. 12 doses
D. 36 doses
Perform the indicated operations. Express the answer as a single polynomial in standard form.(x - 11)(x2 + 5x - 8)
A. x3 + 16x2 + 63x + 88 B. x3 - 6x2 - 47x - 88 C. x3 + 16x2 + 47x - 88 D. x3 - 6x2 - 63x + 88
The projected number of wireless subscribers y (in millions) from the year 2000 through 2006 is summarized in the accompanying table:
Year, x0123456Subscribers, y90.4100.0110.4120.4130.8140.4150.0?
(Here, 
corresponds to the beginning of 2000.)Find an equation of the least-squares line for these data. Please round the coefficients in your equation to two decimal places. Use the result to estimate the projected number of wireless subscribers at the beginning of 2011. Round the answer to three decimal places.
?
A. 
million
B. 
million
C. 
million
D. 
million