I. Given the following polynomial: . Check all that apply.
The value of the discriminant is 169.
There are 2 real roots.
There are 2 irrational roots.
The graph intersects the y-axis twice.
The parabola is directed upward.
The axis of symmetry is located at
The vertex is located at:
The roots are:
The graph intersects the y axis at (0, -15).
The graph intersects the x-axis at (-5, 0) and (1.5, 0)
II.
Use the quadratic formula to solve the following:

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sorry cannot see the polynomial

|dw:1441043548155:dw|

|dw:1441043576921:dw|

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