Solving Quadratic Equations (All Methods + Complex Solutions)

Solve
x² + 2x - 24 = 0

• x = -6, x = 4
• x = 6, x = -4
• x = 12, x = -2
• x = 8, x = -3

Tags

CCSS.HSA-REI.B.4B

Solve the equation using the zero product property.

3x(2x - 4) = 0

• x = -1/3 or x = -2

• x = 0 or x = 2

• x = 0 or x = -2

• x = -1/3 or x = 2

Tags

CCSS.HSA-REI.B.4B

Solve

16a² - 9 = 0

• a = ^-3/₄, ³/₄

• a = ^-4/₃, ⁴/₃

• a = 3i/4, -3i/4

• a = 3/4

Tags

CCSS.HSA-REI.B.4B

CCSS.HSN.CN.C.7

• ±81

• ±9

• ±9i

• 9

Tags

CCSS.8.EE.A.2

9k² = -225

• 5

• 5i

• 5i, -5i

• -5, 5

Tags

CCSS.HSA-REI.B.4B

CCSS.HSN.CN.C.7

• A
• B
• C
• D

Tags

CCSS.HSA-REI.B.4B

Solve:

X² - 3 =6X + 10

• X = $\frac{6\pm\sqrt{88}}{2}$

• x= $3\ \pm\sqrt{22}$

• X = $-3\pm\sqrt{22}$

• No Solution

Tags

CCSS.HSA-REI.B.4B

Solve
3a² - 12a + 12 = 0

• -2
• 2
• 2/3
• 5

Tags

CCSS.HSA-REI.B.4B

(x + 1) ² = 25

• ± 5
• 4  or  -6
• -4  or  6
• ± 4

Tags

CCSS.HSA.CED.A.1

CCSS.HSA.REI.B.4

Solve by method of your choice.

x² + 10x = -9

• 1 and -12

• -1 and -9

• 1 and -9

• 1 and -1

Tags

CCSS.HSA-REI.B.4B