Add. Do not use a number line except as a check.-9 + 
+ 
A. - 
B. - 10
C. -82
D. - 
Answer: A
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Solve the problem.A(x) = -0.015x3 + 1.05x gives the alcohol level in an average person's bloodstream x hours after drinking 8 oz of 100-proof whiskey. If the level exceeds 1.5 units, a person is legally drunk. Would a person be drunk after 5 hours?
A. Yes B. No
Solve the problem.The volume of a solid is 5x(7x- 9). The volume of a smaller solid is 7(7x- 9). Find an expression, in factored form, for the difference of the volumes of the two solids.
A. (7x - 7)(5x + 9) B. (7x - 9)(5x + 7) C. (7x - 9)(5x - 7) D. 5x(7x2 - 9x - 7)
An object attached to a coiled spring is pulled down a distance a from its rest position and then released. Assuming that the motion is simple harmonic with period T, write an equation that relates the displacement d of the object from its rest position after t seconds. Also assume that the positive direction of the motion is up.a = 17;
T = 10 seconds
A. d = -17 cos 
B. d = -10 cos 
C. d = -17 cos 
D. d = -17 sin 
Complete the following:(a) Use the Leading Coefficient Test to determine the graph's end behavior.(b) Find the x-intercepts. State whether the graph crosses the x-axis or touches the x-axis and turns around at each intercept.(c) Find the y-intercept.(d) Graph the function.f(x) = (x + 2)(x - 3)2
What will be an ideal response?