Pre-Unit Quadratics

Does this equation have a minimum, maximum value, both or neither

• maximum

• minimum

• both

• neither

Tags

CCSS.HSF-IF.C.7A

Given the above equation in standard form, what are the values of a, b, and c?

• 6, 2, and 7

• -6, 2, and -7

• -6, 2, and 7
  

• 6, -2, and 7

Factor the given expression.


(a)  

How many zeros does this parabola have? 

• 3

• 2

• 0

• 1

Tags

CCSS.HSF-IF.C.7A

What is the y intercept for the equation:
y = -8x² + 3x - 7

• (0, -8)

• (0, 3)

• (-8, -7)

• (0, -7)

Tags

CCSS.HSF-IF.C.7A

The graph of a quadratic function is called a

• line

• curve

• u

• parabola

Tags

CCSS.HSF-IF.C.7A

Does the following quadratic equation have a maximum or minimum value? How can you tell?
y=x²+2x-3

• Minimum value, because the a value is positive

• Maximum value, because the b value is positive

• Maximum value, because the a value is positive

• Minimum value, because the c value is negative

Find the axis of symmetry for
f(x) = x²- 8x + 15.

• x = -4

• x = 4

• y = 4

• y = -4

Find the vertex of the quadratic: y = x² – 8x + 12

• (3,-3)

• (4,-4)

• (-4,4)

• (-4, 60)

What is the domain for all quadratics?

• all real numbers

• x > 0

• 0

• x < 0