How do you find the discriminant of #x^2+4x-1=0# and use it to determine if the equation has one, two real or two imaginary roots?
1 Answer
Jun 27, 2017
The answer is given below.
Explanation:
In the equation
a = 1, b = 4, c = -1
Discriminant =
=>
=>
=>
As the discriminant is greater than zero it means that the equation has two distinct real roots.