Solving Quadratics and Square Roots

• {7,-7}

• No Solution

• {25.5,-25.5}

• {7.28,-7.28}

Tags

CCSS.8.EE.A.2

• {7.21,-7.21}

• {13,-13}

• {8.12,-8.12}

• No Solution

Tags

CCSS.8.EE.A.2

• No Solution

• {8.94,-8.94}

• {3,-3}

• {8.56,-8.56}

Tags

CCSS.8.EE.A.2

• {12.88,-12.88}

• {13.22,-13.22}

• {16}

• No Solution

Tags

CCSS.8.EE.A.2

Solve for x     x² - 4 = 76

• x = 4 , -4

• x = 4√5    ,  -4√5

• x = 80   ,  x = -80

• x = 5√4    or    -5√4

Tags

CCSS.8.EE.A.2

m² - 12 = 109

• +11, -11

• +121, -121

• +97, -97

• no solution

Tags

CCSS.8.EE.A.2

x² + 17 = 13

• +2, -2

• +4, -4

• +2i, -2i

• +20, -20

Tags

CCSS.HSA-REI.B.4B

2x² + 1 = 163

• + 81, -81

• +162, -162

• +9, -9

• no solution

Tags

CCSS.8.EE.A.2

Pick which equation I can use square roots to solve:

• 3x² + 2x + 1 = 0

• 3x² -27 = 0

• 3x² + 2x = 1

• 4x + 10 = 0

Tags

CCSS.HSA-REI.B.4B

(x + 1) ² = 25

• ± 5

• 4  or  -6

• -4  or  6

• ± 4

Tags

CCSS.8.EE.A.2