Question

Roots of quadratic equations $x^2-13x-30=0$ is

• A. $-15,2$
• B. $-15,-2$
• C. $15,-2$
• D. $15,2$

Answer 1

The correct option is C $15,-2$

Given equation is

$x^2-13x-30=0$
$x^2-15x+2x-30=0$
$(x-15)(x+2)=0$
$\therefore x=-2,15$

$\therefore$ roots of the given equation are $-2,15$