Graphing Quadratics

Which equation is in standard form?

• y=a(x-h)²+k

• y=ax²+bx+c

Which equation is Vertex Form?

• y=ax²+bx+c

• y=a(x-h)²+k

What is the vertex of this quadratic equation?

y = 2(x + 2)² + 5

• (-2,5)

• (2,5)

• (5,-2)

• (-5,-2)

Where is the axis of symmetry for this parabola?

• x = −1
• x = 0
• y = 3
• x = −3

What is the axis of symmetry?
f(x) = x² - 8x + 15.

• x = -4
• x = 4
• y = 4
• y = -4

What are the green dots called?

• axis of symmetry

• vertex

• parabola

• roots or x-intercepts

Find the y-intercept of f(x) = 2x² - 2x + 1

• 2
• -2
• 1
• -1

What is the vertex?

• (2, 4)
• (3, -1)
• (0, 8)
• (4, 2)

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The formula to find the Axis of Symmetry :

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