Solve.
+ 
= 
+ 
A. 
B. 48
C. 
D. 
Answer: B
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Solve the problem. Round to two decimal places if needed.A sector of a circle has an area of 56 square meters. Find the radius of the circle if the central angle that forms the sector is 30°.
A. 3.83 meters B. 14.65 meters C. 58.61 meters D. 14.63 meters
Find the real solutions of the equation by factoring.x3 + 6x2 + 8x = 0
A. {0, 2, 4} B. {2, 4} C. {0, -2, -4} D. {-2, -4}
Solve the problem.Suppose that during a certain step in a chemical manufacturing process the amount of hydrogen chloride dissolved in a solution, measured in parts per million (ppm), is related to the elapsed time measured from the beginning of the step. Use the following table as a representation of this relationship.
Represent the data in the table graphically with elapsed time on the horizontal axis and the amount of dissolved hydrogen chloride on the vertical axis. What general trend do the data reflect?
What will be an ideal response?
Answer the question.Which angle in the figure below is the angle of elevation from point A to point B?
A. Angle 2 B. Angle 3 C. Angle 4 D. Angle 1