Question

Solve v^2+2v=0 by factoring

Answer 1

$\large \mathfrak{Solution : }$

let's factorise :

• ${v}^{2} + 2v = 0$

• $v(v + 2) = 0$

now, there are two cases :

case 1 :

• $v = 0$

case 2 :

• $v + 2 = 0$

• $v = - 2$