Solve the equation.7 + 12x = 0
A. - 
B. - 
C. 
D. 
Answer: B
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Provide an appropriate response.The exact area of the region bounded by the graphs of y = x2 + x + 1, x = -2, x = 1, and the x-axis is
A. 
sq units.
B. 
sq units.
C. 
sq units.
D. 
sq units.
E. 
sq units.
Find the exact value of the expression.
A. -2
B. - 
C. -
D. - 
Use a calculator to solve the equation on the interval [0, 2?). Round the answer to two decimal places.cos x = -0.70
A. 0.80, 3.94 B. 2.35, 3.94 C. 2.35, 5.49 D. 0.80, 2.34
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 scatter diagram 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
increased as time elapsed.
D. The speed of the car
decreased as time elapsed.