List the intercepts for the graph of the equation.y = x2 + 11x + 28
A. (-7, 0), (-4, 0), (0, 28)
B. (7, 0), (4, 0), (0, 28)
C. (0, 7), (0, 4), (28, 0)
D. (0, -7), (0, -4), (28, 0)
Answer: A
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Solve the problem.The formula D = 7e-0.04h can be used to find the number of milligrams D of a certain drug in a patient's bloodstream h hours after the drug has been given. When the number of milligrams reaches 3, the drug is to be given again. What is the time between injections?
A. 27.47 hr B. 23 hr C. 48.65 hr D. 21.18 hr
Evaluate the expression.
?
?
A. 18 B. 17,280 C. 4,320 D. 30,240 E. none of the above
Use algebraic and/or graphical methods to solve the inequality.x3 + 10x2 + 31x ? -30
A. -5 ? x ? -3 or x ? -2 B. x ? -5 or -3 ? x ? -2 C. x ? 2 or 3 ? x ? 5 D. x < -5 or -3 < x < -2
Write the percent as a decimal.609%
A. 0.609 B. 6.09 C. 609 D. 60.9