1003109402 | math4u.vsb.cz

SubArea:

Quadratic equations with complex roots

Level:

Project ID:

1003109402

Accepted:

1

Clonable:

0

Easy:

0

Which of the given quadratic equations has the roots

x_{1} = 1 + i

and

x_{2} = (1 + i)^{2}

?

x^{2} - (1 + 3 i) x - 2 + 2 i = 0

x^{2} - (1 + 3 i) x - 2 - 2 i = 0

x^{2} - (1 + 3 i) x + 2 + 2 i = 0

x^{2} - (1 + 3 i) x + 2 - 2 i = 0