9000025602 | math4u.vsb.cz

SubArea:

Quadratic equations and inequalities

Level:

Project ID:

9000025602

Accepted:

1

Clonable:

0

Easy:

1

In the following list identify a set which contains at least one solution of the quadratic equation

x^{2} - 121 = 0

.

{- 11; 1; 13}

{- 5; 0; 5; 10}

{3; 7; 9; 19}

{- 15; - 12; - 7}