Midterm Review A.7

What are the zeros of this graph

• x = -5 and x = 0

• x = 5 and x = 0

• x = -4 and x = 1

• x = 4 and x = -1

What are the factors of this function?

• (x + 4) and (x -1)

• (x -4) and (x -1)

• (x + 4) and (x + 1)

• (x -4) and (x + 1)

If the roots are x = 3 and x = -12, what is a possible equation in factored form?

• y = (x + 3)(x - 12)

• y = (x + 3)(x + 12)

• y = (x -3)(x -12)

• y = (x -3)(x + 12)

The x intercepts of a quadratic graph are (2,0) and (-8, 0). What are the roots?

• -2 and 8

• 2 and -8

• (x - 2)(x + 8)

• 0 and 0

The roots of a quadratic are (-6, 0) and (15,0). What are the factors?

• (-6, 0) (15,0)

• (x - 6)(x + 15)

• (x + 6)(x -15)

• (0, -6)(0, 15)

Which graph has factors of (x-2) and (x + 3)?

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Roots and Zeros ____________________

• have opposite signs

• are where the graph crosses the Y axis

• are the same.

A quadratic has an equation of y = (x - 8)(x - 12). What are the x intercepts?

• (-8,0) and (-12,0)

• (-8, 0) and (12, 0)

• (0,8) and (0,12)

• (8, 0) and (12, 0)

Which equation is that of a quadratic with roots at -15 and 2?

• y = (x + 15)(x - 2)

• Y = (x + 3)(x -5)

• y = (x -15)(x +2)

• y = (x -30)(x + 1)

What is a possible equation in factored form of this graph?

• y = (x -10)(x + 10)

• y = (x -5) (x + 2)

• y = (x+ 5) (x -2)

• y = -10