Which of the following indicates that the roots of a quadratic are irrational

a) discriminant is zero

b) discriminant is negative

c) discriminant is rational

d) discriminant is prime

Question

Mathematics

Rowe

13 November, 23:45

Which of the following indicates that the roots of a quadratic are irrational

a) discriminant is zero

b) discriminant is negative

c) discriminant is rational

d) discriminant is prime

+3

Answers (1)

Know the Answer?

Elisha Huang · Answer 1

Answer would be D You can have a rational discriminant for an irrational root, but you can also have rational discriminant for a rational root. So C is partially correct.

All prime discriminants will result in an irrational root, but not all irrational roots have prime discriminants

Which of the following indicates that the roots of a quadratic are irrationala) discriminant is zerob) discriminant is negativec) discriminant is rationald) discriminant is prime

Which of the following indicates that the roots of a quadratic are irrational

a) discriminant is zero

b) discriminant is negative

c) discriminant is rational

d) discriminant is prime