Quadratic Equations Imaginary Numbers

Use the discriminant to find the number of solutions for the following equation. y = x² +10x + 25

• 2 solutions

• 1 solution

• 0 solutions

Use the discriminant to find the number of solutions for the following equation. y = -3x² +5x - 8

• 2 solutions

• 1 solution

• 0 solutions

Use the discriminant to find the number of solutions for the following equation.

y = 4x² - 9

• 2 solutions

• 1 solution

• 0 solutions

What is the quadratic formula?

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• A

• B

• C

• D

• A

• B

• C

• D

• A

• B

• C

• D

• A

• B

• C

• D

Solve for x: 

• x = {-4, -1}

• x = {-1, -4}

• x = {2+i, 2-i}

• x = {-2+i, -2-i}