Find the specified quantity.Find the amplitude of y = -2 sin (3x + ?).
A. 2
B. ?
C. -6
D. 3
Answer: A
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Solve the problem.The delivery of a drug (such as an antibiotic) through an intravenous line may be modeled by the differential equation src="https://sciemce.com/media/4/ppg__tttt0613190828__f1q11g5.jpg" alt="" style="vertical-align: -4.0px;" /> are solutions increasing? decreasing? What is the equilibrium solution?
A. increasing for A < 40 and decreasing for A > 40; m(t) = 40
B. increasing for A > 40 and decreasing for A < 40; m(t) = 40
C. increasing for A < 40 and decreasing for A > 40; m(t) = 0
D. increasing for A > 40 and decreasing for A < 40; m(t) = 0
where m(t) is the mass of the drug in the blood at time 
k is a constant that describes the rate at which the drug is absorbed, and I is the infusion rate. Let 
and 
For what initial values
Use the limit definition of the partial derivative to compute the indicated partial derivative of the function at the specified point.Find 
at the point (-7, 2, 6): f(x, y, z) = xyz - 7y2 - 7z
What will be an ideal response?
Decide whether or not the set of ordered pairs defines a function.{(-3, 5), (-2, -9), (3, -8), (3, 6)}
A. No B. Yes
Determine whether the three points are collinear.(-5, -11), (4, 7), (9, 17)
A. Yes B. No