Question

Find the discriminant of the following equation:

2x² – 7x + 6 = 0

Answer 1

Here, 

a = 2

b = –7 

c = 6 

Discriminant D is given by: 

D = b² – 4ac 

= (–7)² – 4 × 2 × 6 

= 49 – 48 

= 1