Solving Quadratics - Best method

• -2, 4
• -8
• ±8
• No real solution

Tags

CCSS.HSA-REI.B.4B

What are the solutions of the function?

• 3

• -3i and 3i

• 3i

• -3 and 3

• ±72

• ±12

• ±6√2

• ±6i√2

• ±23.25

• ±5

• ±25

• ±i√5

• √3

• ±√3

• -3

• ±i√3

Solve the following quadratics equation

x² + 4x + 1 = 0

• x = -2 ± √3

• x = -3 ± √2

• x = 2 ± √3

• x = 2 ± √2

Solve the following quadratics equation:

x² + 6x - 3 = 0

• x = -3 ± 2√3

• x = 3 ± 2√3

• x = 12 ± √3

• x = -12 ± √3

Solve the following quadratics equation:

x² + 12x + 10 = 0

• x = -6 ± √26

• x = 6 ± √26

• x = 26 ± √6

• x = -26 ± √6

Solve the following quadratics equation:

x² + 2x - 5 = 0

• x = -1 ± √6

• x = 1 ± √6

• x = 6 ± √1

• x = -6 ± √1

Solve:

2x² + 7x - 15 = 0

• -1.5 or 5

• No Solution

• -5 or 1.5

• 0.7 or 5