Question

If a and B are the roots of equation x2 + ax + b = 0, then a + b equals
______​

Answer 1

$\Large{\underline{\underline{\bf{Solution:-}}}}$

For a quadratic equation, we know that

$sum \: of \: roots = \: \frac{coefficient \: of \: x}{coefficient \: of \: {x}^{2} }$

Answer 2

Answer:

x2+ax+b=0

then:a+b=-b/c

=-