Review Topics

Which equation is the standard form of a quadratic function?

• f(x) = mx + b

• f(x) = a(x - m)(x - n)

• f(x) = ax² + bx + c

• f(x) = a(x - h)² + k

What is the range of this function?

• All real numbers.

• All real numbers greater than or equal to 0.

• All real numbers greater than or equal to -2.

• All real numbers greater than or equal to 2.

True or False: The domain of all parabolas is all negative numbers.

• TRUE

• FALSE

In the equation

y = x² +5x +7, match each leading coefficient with its correct letter

• a=0, b=5, c=7

• a=1, b=5, c=7

• a=7, b=5, c=1

The axis of symmetry is a vertical line passing through which point?

• y-intercept

• any random point

• vertex

• symmetrical point for the vertex

When a quadratic is written in intercept/factored form, what are the two values we solve for called.

• y-intercepts

• x-intercepts

• axis of symmetry

• What's a quadratic?

What are the x-intercepts for g(x) = (x + 8)(x + 2)

• 8 and 2

• (8, 2)

• -8 and - 2

• (-8, -2)

Determine the vertex of j(x) = (x - 8)(x + 3)

• (-8, 3)

• (8, -3)

• (2.5, -30.25)

• (5, -24)

Write an equation of this graph in intercept (factored) form.

• h(x) = (x - 1)(x + 3)

• h(x) = (x + 1)(x - 3)

What is the vertex?

• (4,-4)

• (2,0)

• (0,2)

• (6,0)