Algebra 1 Unit 6 Review

• x = -10

• x = -5

• x = 5

• x = 10

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What are the zeros of the parabola?

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What is the equation of the parabola?

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Which of the quadratic equations have no real solutions?

Select all that apply (2)

(HINT: Use the discriminant)

• 6

• 12

• 23

• 37

• The y-intercept shows that it takes the object about 4 seconds to hit the ground after it is thrown.

• The zero, or the x-intercept, shows that it takes the object about 2.3 seconds to hit the ground after it is thrown.

• The y-coordinate of the vertex shows that the maximum height the object reaches while airborne is 23.14 feet. 

• The x-coordinate of the vertex shows that the maximum height the object reaches while airborne is 1.09 feet. 

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• 2.2 meters

• 6.31 meters

• 58.9 meters

• 82.7 meters