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`