Question

Find the value of discriminant. 

 2y² – 5y + 10 = 0

Answer 1

2y² – 5y + 10 = 0 Comparing the given equation with ax² + bx + c = 0 

a = 2, b = -5 and c = 10

So, the discriminant b² - 4ac = (-5)² - 4 × 2 × 10

= 25 - 80

= -55