Completing Square

If given the equation
y = 3(x + 5)² - 4,
what is the vertex of the parabola?

• (5, -4)

• (-5, -4)

• (-15, -4)

• (15, -4)

Determine the vertex of the parabola y=5(x-2)²–7

• (5, -7)

• (-2, -7)

• (2, -7)

• (-7, -2)

If given the equation y = 3(x + 5)² - 4, what is the vertex of the parabola?

• (5, -4)

• (-5, -4)

• (-15, -4)

• (15, -4)

• 6

• -6

• 9

• -9

Tags

CCSS.HSA-REI.B.4B

• 4

• -4

• 16

• -16

Tags

CCSS.HSA-REI.B.4B

What did you need to add to both sides to complete the square?

• 6

• 36

• 10

• 144

Tags

CCSS.HSA-REI.B.4B

What is the first step to solve this quadratic equation by completing square? x^2-10x+21=0

• Set the equation equal to zero

• Divide 10 by 2 and add the result to both side

• Subtract the 21 on both sides

Tags

CCSS.HSA-REI.B.4B

Write the following quadratic equation in completed square form

Tags

CCSS.HSA-REI.B.4B

Complete the Square

x² - 10x + ____

• x² + 10x - 100

• x² - 10x + 100

• x² + 10x - 25

• x² - 10x + 25

Tags

CCSS.HSA-REI.B.4B

Complete the square for

x² - 12x + ____

• 144

• 36

• - 36

• 24

Tags

CCSS.HSA-REI.B.4B