Solve the problem.Find the derivative of the function    at the point    in the direction in which the function decreases most rapidly.

A. -
B. -
C. -
D. -3

Answer: B

Mathematics

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Solve the problem.Boyle's Law says that volume V of a gas at constant temperature increases whenever the pressure P decreases, so that V and P are inversely proportional. If P = 14.5 lbs/in2 when V = 800 in3, then what is V when P = 22 lbs/in2?

A.  in3
B.  in3
C.  in3
D.  in3

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Mathematics

Solve the differential equation.3y'' + 5y' - 28y = 0

A. y = C1e4x + C2e(-7/3)x B. y = C1e-4x + C2e(7/3)x C. y = C1e-4x + C2e(-7/3)x D. y = C1e-4x + C2e7x

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Mathematics

Solve and check.-29 = n - 5

A. n = 34 B. n = -24 C. n = 24 D. n = -34

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Mathematics

Determine whether or not the function is one-to-one.This chart shows the number of living relatives in five families. 

A. Yes B. No

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Mathematics