Tell in which quadrant or on what coordinate axis the point lies.(16, -18)
A. Quadrant IV
B. Quadrant I
C. Quadrant III
D. Quadrant II
Answer: A
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Express the indicated derivative in terms of the function F(x). Assume that F is differentiable.Dx(F(5x))
A. F'(5x) B. 5F'(x) C. 4F'(5x) D. 5F'(5x)
Solve the problem.A tank initially contains 100 gal of brine in which 40 lb of salt are dissolved. A brine containing 
of salt runs into the tank at the rate of 4 gal/min. The mixture is kept uniform by stirring and flows out of the tank at the rate of 3 gal/min. Find the solution to the differential equation that models the mixing process.
A. y = 4(50 + t) - 
B. y = 4(50 + t) - 
C. y = 2(100 + t) - 
D. y = 2(100 + t) - 
Determine whether the following is always true or not always true. Given reasons for your answers.(u × v) ? w = u ? (w × v)
What will be an ideal response?
Find the absolute value.
A. 0 B. -21 C. ± 21 D. 21