Question

`4x^2+5x=0`

Answer 1

`4x^2+5x=0` 

`⇒x(4x+5)=0` 

`⇒x=0 or 4x+5=0` 

`⇒x=0 or x=5-4` 

Hence, the roots of the given equation are 0 and `-5/4`