Transforming Parabolas

What is the axis of symmetry for the following quadratic function: f(x)=1/2(x-4)²+3

• x=4

• x=-4

• x=1/2

• x=3

Which equation would give the graph of a parabola?

• y = 2x - 3

• y = x₂ + 1

• y = x² + 4

Tags

CCSS.HSF-IF.C.7A

If the a value is positive in the equation of y = ax² + c, which direction does the graph open?

• up

• down

• left

• right

Tags

CCSS.HSF-IF.C.7A

If the a value is negative in the equation y = ax² + c , which direction does the parabola open?

• up

• down

• left

• right

Tags

CCSS.HSF-IF.C.7A

What is the y-intercept of the parabola?

• -4

• 4

• -3

• 0

Tags

CCSS.HSF-IF.C.7A

What is the equation of the following graph?

• y = 2x²

• y = x² + 2

• y = x² - 2

• y = - 2x²

Tags

CCSS.HSF-IF.C.7A

Which equation will result in the parabola being a narrower graph?

• y = 2x² + 1

• y = 7x² - 1

• y = 0.5x² + 1

• y = x²

Which of the following graphs could be y = 5x² + 1?

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Tags

CCSS.HSF-IF.C.7A