quadratic function in standard form

This is the standard form of a quadratic function:

f ( x ) = ax² + bx + c

• True

• False

Tags

CCSS.HSA.APR.A.1

Identify a: f ( x ) = 3x² + 4x - 5

• 3

• 4

• 5

• -5

Tags

CCSS.HSF.IF.A.1

CCSS.HSF.IF.A.2

Identify b: f ( x ) = 3x² + 4x - 5

• 3

• 4

• 5

• -5

Identify c: f ( x ) = 3x² + 4x - 5

• 3

• 4

• 5

• -5

Tags

CCSS.HSA.APR.B.3

CCSS.HSA.REI.B.4

What is the green dot on the parabola called?

• maximum
• minumum
• roots
• zeros

Tags

CCSS.HSF-IF.C.7A

The standard form of a quadratic function is

• y = ax² + bx + c

• a(x - h)² + k

• y - y₁ = m(x - x₁)

• Ax + By = C

Tags

CCSS.HSA.CED.A.1

CCSS.HSA.SSE.A.2

CCSS.HSA.SSE.B.3

Does this graph open up or down?

 $y=\ -3x^2\ +7x\ +\ 1,000,000$  

• up

• down

Tags

CCSS.HSF-IF.C.7A

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

• x = -4
• x = 4
• y = 4
• y = -4

Tags

TEKS.MATH.A.7A

What is the vertex?
f(x) = -x² - 4x + 12.

• (-2, 16)
• (2, 0)
• (2, 4)
• (-2, 4)

Tags

TEKS.MATH.A.7A

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• I struggled on it, and would like some help.

• I did better when I took it the second time.

Tags

CCSS.8.EE.C.7B