Question

find the discriminant of quadratic equation 4x^2-2/3x-1/16=0​

Answer 1

Answer:

D= b² -4ac

a= 4, b= -2/3, c= -1/16

⇒ (-2/3)² -4×4×(-1/16)

⇒ 4/9 + 1

⇒ 4+9/9

⇒ 13/9