Linear Quadratic

What are the solutions to the graphed system?

• (0,-2) and (-3,1)

• (-2,0) and (2,0)

• (0,-2) and (3,1)

• (2,2) and (1,0)

What is the solution?

• (1, -1)

• (-1, 1)

• (0, -2)

• (0, 1)

Which of the following graphs correctly represents:

y=x²

y=-2x+1

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Which of the following situations can be modeled using a linear function?

• Walking up a staircase

• Cliff jumping into a lake.

• A sprinter running the 100 yard dash

• None of the above

What type of function can be used to model the data given in the table?

• Linear

• Quadratic

• Exponential

• None of the above

Which of the following equations matches the table shown?

• y = 7.5x² + 20

• y = -15x + 20

• y = 15x + 20

• y = 7.5x + 20

• (-1,-5)

• (5,-5)

• (-1,-5) and (5,-5)

• (5,-5) 

Which type of regression model does the scatter plot appear to show?

• linear

• exponential

• quadratic

Assuming the driver continues at the same speed, what distance will the car have traveled after 8 hours?

• 324 miles

• 513 miles

• 400 miles

• 494 miles

Find the quadratic equation for the relationship of the horizontal distance and the height of the ball.

• f(x) = -18x² + 2.11x + 4.21

• f(x) = -.06x² +1.06x + 7.9

• f(x) = -6x² +1.06x + 79

• f(x) = -.12x² + 2.11x + 4.22