AM-1084

Discriminant and nature of roots

A Math · Secondary 4 · Hard · Discriminant and nature of roots

1. $k=-3\pm 2\sqrt{10}$
2. $k=3\pm 2\sqrt{10}$
3. $k=-3\pm \sqrt{10}$
4. $k=3\pm \sqrt{10}$

Sign in to check your answer and see the hint and the worked explanation. Free on PrepLab High.