Question

determine the nature of roots of the quadratic equation 2x²+x-1=0​

Answer 1

Answer:

the roots are equal and real

Step-by-step explanation:

2x²+x-1=0​ is in the form ax²+bx+c

a=2,b=-1,c=0

discriminant= b²-4ac

=1-4*2*0

=1-0

=1

>0

∴the roots are equal are real