Algebra 1 Chapters 8 and 9 Practice Quiz

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Tags

CCSS.HSF-IF.C.7A

Consider the table of values in the image. Which equation best represents the relationship between x and y?

• x-axis from -2 to 2

  y-axis from -4 to 8

• x-axis from -4 to 3

  y-axis from -3 to 8

• x-axis from -4 to 4

  y-axis from 4 to 8

• x-axis from -4 to 8

  y-axis from 0 to 8

Tags

CCSS.HSF-IF.C.7A

A graph of a quadratic function is shown in the image. Which choice represents the correct intercepts and vertex for the graph?

• x-intercept: -1

  y-intercepts: -3 and -1

  vertex: (-1,-4)

• x-intercepts: -3 and 1

  y-intercept: -3

  vertex: (-1,-4)

• x-intercepts: 1 and -3

  y-intercept: 0

  vertex: (-3,0)

• x-intercept: -4

  y-intercepts: -3 and -1

  vertex: (-1,3)

Tags

CCSS.HSF-IF.C.7A

A ball is thrown into the air. The x-axis shows the time, in seconds, and the y-axis shows the height of the ball, in feet, at any time (x). Which of the statements is NOT true?

• The highest the ball went was between 11 and 12 feet.

• The ball left the person's hand about 5 feet above the ground.

• The ball landed 11 feet from the person.

• The ball was falling from 0.7 to 1.45 seconds.

A projectile is launched. The graph shows the height of the projectile, in feet, with respect to time, in seconds. Which statement is true?

• The projectile has an initial height of 64 feet.

• The projectile attains its maximum height after 1 second.

• The projectile reaches a height of 2 feet after 48 seconds.

• The projectile reaches the same height as when it was launched after 3 seconds.

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Tags

CCSS.HSF-IF.C.7A

Consider the graph of the quadratic function. Which statement best describes the graph of the quadratic function?

• The graph is increasing on the interval from x = -4 to x =4.

• The graph is increasing on the interval from x = -2 to x =4.

• The graph is decreasing on the interval from x = -2 to x =4.

• The graph is decreasing on the interval from x = 2 to x =4.