Completing the Square Part 2

Put the steps to Completing the Square in the correct order

• Take the square root of both sides.

• Move constants to one side

• Factor the trinomial

• Solve both cases.

Tags

CCSS.HSA-REI.B.4B

Complete the Square
x² + 6x = 5

• (x + 3)² = 5

• (x + 6)² = 9

• (x + 3)² = 14

• (x + 6)² = 14

Tags

CCSS.HSA-REI.B.4B

Solve by completing the square:

v² + 6v − 59 = 0

• {-5 + √50, -5 - √50}

• {5 + √50, 5 - √50}

• {-3 + √68, -3 - √68}

• {3 + √68, 3 - √68}

Tags

CCSS.HSA-REI.B.4B

Solve by completing the square.
y² + 10y = -9

• 1 and -12

• -1 and -9

• 1 and -9

• 1 and -1

Tags

CCSS.HSA-REI.B.4B

Solve the equation by completing the square and then finding the roots. 
x²+ 6x - 4 = 36

• x = -7, 7

• x = 4, -10

• x = -4 +- √7

• x = 10, -4

Tags

CCSS.HSA-REI.B.4B

What is the next step to solving THIS equation by completing the square?

x² + 10x = -21

• Add 21 to both sides

• Complete the square by adding 25 to both sides

• Nothing. Since the right side is negative, there is no solution

• Factor the left side

Tags

CCSS.HSA-REI.B.4B

What is the first step to solving THIS equation by completing the square?

• Set the equation equal to zero

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

• Add x² and 10x together

• Subtract the 21 from both sides

Tags

CCSS.HSA-REI.B.4B

What is the next step to solving THIS equation by completing the square?

(x+5)² = 4

• Multiply out the left side

• subtract 4 from both sides

• Square root both sides

• Separate into two equations and solve

Tags

CCSS.HSA-REI.B.4B

Complete the square on: x² + 6x = 5. Which line below is a correct step in the process?

• (x + 3)² = 5

• (x + 6)² = 9

• (x + 3)² = 14

• (x + 6)² = 14

Tags

CCSS.HSA-REI.B.4B

Solve by completing the square:
x² + 10x + 14 = 0

• -10 ± 6

• 100 ± √ 11

• 5 ± 6

• -5 ± √11

Tags

CCSS.HSA-REI.B.4B