What is the discriminant of

qx^2 + rx + s = 0?

a. the absolute value of a+b

b. q^2-4rs

c. r^2-4qs

d. s^2-4qr

Question

Essence Irwin

Mathematics

13 May, 17:12

What is the discriminant of

qx^2 + rx + s = 0?

a. the absolute value of a+b

b. q^2-4rs

c. r^2-4qs

d. s^2-4qr

+2

Answers (1)

Know the Answer?

Damaris Gilmore · Answer 1

c. r^2 - 4qs

Step-by-step explanation:

When compared to the standard quadratic ...

ax^2 + bx + c = 0

we find that your quadratic has ...

a = q, b = r, c = s

Substituting these into the formula for the discriminant, we get ...

d = b^2 - 4ac = r^2 - 4qs

The discriminant is r^2 - 4qs.

What is the discriminant ofqx^2 + rx + s = 0?a. the absolute value of a+bb. q^2-4rsc. r^2-4qsd. s^2-4qr

What is the discriminant of

qx^2 + rx + s = 0?

a. the absolute value of a+b

b. q^2-4rs

c. r^2-4qs

d. s^2-4qr