Question

If the discriminant is 22, then the roots of the quadratic equation are ________________.irrationalrationalreal and equalcomplex

Answer 1

Given:

The discriminant is 22.

Required:

To choose the correct option for the roots.

Step-by-step explanation:

The desciminant is 22 means

`b^2-4ac=22`

We know that if

`b^2-4ac>0`

the equation has two distinct real number roots.

Therefore the roots are irrational or rational.

Final Answer:

The roots are irrational or rational.