Find the value of k for which the first polynomial is a factor of the second polynomial.x - 2; 4x3 + kx2 - kx - 4
A. k = 14
B. k = 4
C. k = -4
D. k = -14
Answer: D
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Perform the indicated operation.Add (6x + 4 + 5x3) to the sum of (6 + x2 + 2x) and 
A. 6x3 + x2 + 11x + 5 B. 6x3 + x2 + 11x + 10 C. 6x3 + 4x2 + 8x + 5 D. 7x3 + 11x + 5
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
Simplify the polynomial by adding or subtracting, as indicated. Express your answer as a single polynomial in standard form.Find the sum of (8x6 - 6x4) and (4x6 + 9x4 + 3).
A. 12x11 B. 3x + 3x6 - 3x4 C. 12x6 + 3x4 + 3 D. -2x6 + 17x4 + 3x
Perform the indicated operation.
+ 
A. - 
B. 4x
C. 0
D. -4x