Quadratic Formula and Completing the Square

What is this formula?

• This is the speed of light formula.

• This is the quadratic formula.

• This is the zero product property.

• This is scary.

Tags

CCSS.HSA-REI.B.4B

Find the value of c that makes x² + 16x + c a perfect square.

• -64

• 64

• 8

• 16

Tags

CCSS.HSA-REI.B.4B

What is the quadratic formula?

Tags

CCSS.HSA-REI.B.4B

Tags

CCSS.HSA-REI.B.4B

Kevin wants to solve the equation by completing the square. What values complete the equation?

• 8

• 64

• 16

• 4

• 256

Tags

CCSS.HSA-REI.B.4B

Solve: x² - 2x = 3

(just give the POSITIVE answer)

Mathematical Equivalence

OFF

Tags

CCSS.8.EE.A.2

Solve for the POSITIVE SOLUTION ONLY of x by completing the square. ROUND to the nearest hundredth (2 decimal places).

Mathematical Equivalence

ON

Tags

CCSS.HSA-REI.B.4B

Solve for the POSITIVE SOLUTION ONLY of x by completing the square. ROUND to the nearest hundredth (2 decimal places).

Mathematical Equivalence

ON

Tags

CCSS.HSA-REI.B.4B

• + 49

• - 49

• + 36

• - 36

• + 6

• - 6

• + 7

• - 7

Tags

CCSS.HSA-REI.B.4B

Kevin wants to solve the equation by completing the square. What values complete the equation?

• 8

• 64

• 16

• 4

• 256

Tags

CCSS.HSA-REI.B.4B