9000020402 | math4u.vsb.cz

SubArea:

Quadratic equations and inequalities

Level:

Project ID:

9000020402

Accepted:

1

Clonable:

0

Easy:

0

Identify an equation which does not have real solution.

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

x^{2} - 5 = 0

x^{2} + 0.8 x = 0

- x^{2} + 2 x + 35 = 0