Solving Square Root and Quadratics Practice

Which line contains a mathematical error when completing the square?

• Line 1

• Line 2

• Line 3

• Line 4

• Line 5

Tags

CCSS.HSA-REI.B.4B

• (x + 3)² = 5

• (x + 6)² = 9

• (x + 3)² = 14

• (x + 6)² = 14

Tags

CCSS.HSA-REI.B.4B

• x = 2 and -2

• x = -6 and 2

• x = 6 and -2

• x = 1 and -1

Tags

CCSS.HSA-REI.B.4B

Solve using square roots.

• ± 1/4

• ± 9/36

• ± 1/2

• No real solution

Tags

CCSS.HSA-REI.B.4B

Solve using square roots.

• ±81

• ±9

• ±3

• No real solution

Tags

CCSS.HSA-REI.B.4B

x² = 25

• x = -5

• x = 5i, x = -5i

• x = 5

• x = 5, x = -5

Tags

CCSS.8.EE.A.2

Solve using square roots.
4m² - 100 = 0

• m=25, -25

• m=96

• m=5, -5

• m=-96

Tags

CCSS.8.EE.A.2

x² - 15 = 0

• {15, -15}

• {3.87, -3.87}

• {7.5, -7.5}

• No Solution

Tags

CCSS.8.EE.A.2

• {6.78,-6.78}

• {8,-8}

• {7,-7}

• No Solution

Tags

CCSS.8.EE.A.2

• A
• B
• C
• D

Tags

CCSS.8.EE.A.2