Question

the discriminant of x square+3x+7=0​

Answer 1

Answer:

Comparing ax^2+bx+c with equation x^2+3x+7 we get,

a=1. b=3. c=7

We know that

Discriminant (D)= b^2-4ac

D=3^2-4×1×7

D= 9-28

D= -19