8:1-3 Review - do this AFTER watching Edpuzzle video

Write the equation of the quadratic function. (parabola)

• y = x² - 5

• y = x² + 5

• y = ( x - 5 )²

• y = ( x + 5 )²

Write the equation of the quadratic function. (parabola)

• y = x² - 4

• y = x² + 4

• y = ( x - 4 )²

• y = ( x + 4 )²

Write the equation of the quadratic function. (parabola)

• y = x² - 2

• y = x² + 2

• y = ( x - 2 )²

• y = ( x + 2 )²

Write the equation of the quadratic function. (parabola)

• y = x² - 3

• y = x² + 3

• y = ( x - 3 )²

• y = ( x + 3 )²

Write the equation of the quadratic function. (parabola)

• y = x² - 1

• y = x² + 1

• y = ( x - 1 )²

• y = ( x + 1 )²

Describe the transformation of y = x² + 4

• Shift UP
• Shift DOWN
• Shift LEFT
• Shift RIGHT

Compare the function y = 0.3x² to the parent function y = x²

• Wider
• Narrower

Compare the function y = 5x² to the parent function y = x²

• Wider
• Narrower

How did we transform from the parent function?
y = x² + 2

• horizontal shift up
• vertical shift up
• horizontal shift down
• vertical shift down

In the graph of the function y=x², which describes a vertical shift in the parent function up 5 units?

• y = x² - 5
• y = x² + 5
• y = (x - 5)²
• y = (x + 5)²