Question

determine the nature of roots of 2x*2-2x+9=0​

Answer 1

Step-by-step explanation:

Comparing x²+2x-9=0 with ax²+bx+c=0 we get,

a=1,b=2,c=-9

b²-4ac=2²-4 X 1 X -9

=4-(-36)

=4+36

=40

b²-4ac>0