Standard Vertex and Factored Form of Quadratic

What form is the quadratic equation written in?
y = (x - 2)(x + 4)

• Factored

• Standard

• Vertex

• Descending Polynomial

If we have the equation y=ax²+bx+c, how can we can find the x-coordinate of the vertex?

• -a

• -b/a

• b/2a

• -b/2a

Which of the following equations shows the vertex form of a quadratic?

• x = -b/2a

• x = (-b ±√b² - 4ac)/2a

• y = ax² + bx + c

• y = a(x - h)² + k

What can we find easily in factored form?

• y-intercept

• vertex

• zeros/x-intercepts

The graph of a quadratic function is called a

• Parabola

• Vertex

• Axis of Symmetry 

• Vertex Form

Tags

CCSS.HSF-IF.C.7A

What is the green dashed line called?

• roots or x-intercepts

• parabola

• axis  or line of symmetry

• line of dashes

Tags

CCSS.HSF-IF.C.7A

What is the name of this form:
y = a(x - h)² + k

• vertex form

• standard form

• factored form

• zero form

What is the formula for this quadratic equation?

• y = 2(x - 2)² + 5

• y = -(x + 2)² + 4

• y = -(x - 2)² + 4

• y = (x + 2)² + 4

Tags

CCSS.HSF-IF.C.7A

What is the y-intercept of this parabola?

• (−1, 3)

• (−3, 11)

• (−2, 5)

• (0, 5)

Tags

CCSS.HSF-IF.C.7A

This is what form? y = 5(x+2)(x-1)

• Standard

• Vertex

• Factored

• None of These