Find all rational zeros of f. Then (if necessary) use the depressed equation to find all roots of the equation f(x) = 0.f(x) = x4 - 6x3 - 3x2 + 54x - 54
A. {0, -3, 3 + 
, 3 - 
}
B. {3, -3, -3 + 
, -3 - 
}
C. {0, 3, 3 + 
, 3 - 
}
D. {3, -3, 3 + 
, 3 - 
}
Answer: D
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Solve the problem.Show that df = - 
dx + 
dy - 
dz is exact.
What will be an ideal response?
Match the system with the appropriate graph.A system with solution (4, 7)
A. 
B. 
C. 
D. 
Find the coordinates of the y-intercept for the given equation.y = x + 10
A. (10, 0) B. (10, 10) C. (0, 1) D. (0, 10)
Solve the problem.Suppose that the speed of a car, measured in miles per hour (mph), is monitored for some short period of time after the driver applies the brakes. The following table relates the speed of the car to the amount of time, measured in seconds (sec), elapsed from the moment that the brakes are applied. Make a scatterplot of the data. What is happening to the speed of the car during this time frame?
A. The speed of the car
increased as time elapsed.
B. The speed of the car
decreased as time elapsed.
C. The speed of the car
decreased as time elapsed.
D. The speed of the car
increased as time elapsed.