Question

If a and b are roots of the equation x^2 + ax +b=0, then a + b is equal to......?​

Answer 1

Answer: -1

Step by Step explanation :

x^2+ax+b=0

Comparing the equation with ax^2+bx+c=0,

a=1,b=a,c=b

b=a=1

a+b=-b/a

=-1/1

=-1