9000039105 | math4u.vsb.cz

SubArea:

Quadratic equations with complex roots

Level:

Project ID:

9000039105

Source Problem:

Accepted:

1

Clonable:

1

Easy:

0

Find the quadratic equation with real coefficients such that one of the solutions is the complex number

x_{1} = 1 + 2 i

.

x^{2} - 2 x + 5 = 0

x^{2} - 2 x + 3 = 0

x^{2} + 2 x + 5 = 0

x^{2} + 2 x - 3 = 0