Solve graphically. Round solutions to three decimal places, where appropriate.6x2 - 16x + 7 = 0
A. -0.448, 1.115
B. 1.052, 2.615
C. 0.652, 2.215
D. 0.552, 2.115
Answer: D
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Plot the ordered pair in the coordinate plane. In which quadrant or on which axis does the point lie?(0, 5)
A. x-axis
B. y-axis
C. y-axis
D. Quadrant III
Provide an appropriate response.The line of symmetry of a parabola is called the 
of the parabola.
A. y-intercept B. axis C. vertex D. x-intercept
Solve the problem.A man rode a bicycle for 12 miles and then hiked an additional 8 miles. The total time for the trip was 5 hours. If his rate when he was riding a bicycle was 10 miles per hour faster than his rate walking, what was each rate?
A. Bike: 12 mph Hike: 2 mph B. Bike: 13 mph Hike: 3 mph C. Bike: 14.5 mph Hike: 4.5 mph D. Bike: 11.5 mph Hike: 1.5 mph
Provide an appropriate response.The probability distribution for the random variable X is: 
What is the expected value of X?
A. 0.62 B. 0.26 C. 0.22 D. 0.50