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Identify the form of the quadratic function:
f(x)=(x+1)²-3

• Quadratic
• Standard
• Factored
• Vertex

Identify the form of the quadratic function: f(x)=2x²+4x+1

• Quadratic
• Standard
• Factored
• Vertex

What can we find easily in vertex form?

• vertex
• y-intercept
• zeros/x-intercepts

What information can I find from this form of the equation?

f(x ) = (x - 5)² + 8

• x-intercepts: x = 5 and x = 8

• y-intercept: y = 5

• vertex: (5, 8)

What information can I find from this form of the equation?

f(x ) = x² + 8x + 11

• x-intercepts: x = 8 and x = 11

• y-intercept: y = 11

• vertex: (8, 11)

What information can I find from this form of the equation?

f(x ) = (x - 9)(x - 10)

• x-intercepts: x = 9 and x = 10

• y-intercept: y = 19

• vertex: (9, 10)

Identify the form of the quadratic function:

f(x ) = 2(x - 9)² - 13

• General

• Factored

• Vertex

Identify the form of the quadratic function:

f(x) = x² - 9x + 11

• Vertex

• General

• Factored

Identify the form of the quadratic function:

f(x) = (x - 8)(x + 8)

• Vertex

• General

• Factored

What is the green dashed line called?

• roots or x-intercepts
• parabola
• axis of symmetry
• line of dashes

Tags

CCSS.HSF-IF.C.7A