Quadratic Solve Square Root

Solve by taking square roots:

-3b² - 4 = 26

• k = ±2i√30

• k = ±i√30

• k = ±2i√10

• k = ±i√10

Tags

CCSS.HSA-REI.B.4B

Solve by taking square roots.

x² = -121

• ± 11

• ± 11i

• ± 12

• 11i

Tags

CCSS.HSA-REI.B.4B

Solve.

5b² - 4 = 41

• b = ±9

• b = ±3

• b = ±8

• No Real Number Solution

Tags

CCSS.8.EE.A.2

Solve for x.

(x - 7)² + 4 = 40

• x = -1, -13

• x = 1, 7

• x = -1, -7

• x = 1, 13

• x = -7, -13

Tags

CCSS.HSA-REI.B.4B

Solve the equation by factoring.

a² + 2a - 24 = 0

• a = -6, 4

• a = 6, -4

• a = 12, -2

• a = 8, -3

Tags

CCSS.HSA-REI.B.4B

Solve x²− 4 = 0

•  2 and -2

• 4 and -4

• 16 and -16

• 8 and -8

Tags

CCSS.HSA-REI.B.4B

Solve: k² - 6 = -50

• k = ±4i√11

• k = ±4√11

• k = ±2i√11

• k = ±2√11

Tags

CCSS.HSA-REI.B.4B

CCSS.HSN.CN.C.7

Solve: (x + 6)² = 1

• -5, -7

• 5, 7

• 5, -7

• -5, 7

Tags

CCSS.8.EE.A.2

Solve: 2(x - 3)² - 14 = 18

• 1, 7

• -1, 7

• -1, -7

• 1, -7

Tags

CCSS.HSA-REI.B.4B

Solve: 3x² = -12

• x = -4, 4

• x = 2, -2

• x = 2i, -2i

• x = 4i, -4i

Tags

CCSS.HSA-REI.B.4B

CCSS.HSN.CN.C.7