3x(x-2)(x+1)=0

Question

Need this answer!!

Answer 1

 Here you simply use law of multiplication by 0.

 

  Here any one of those factors can be 0, and yield a different value of X.

Answer 2

Hi Conrad;

(3x)(x-2)(x+1)=0

Either or all parenthetical equation(s) must equal zero.

x-2=0

x=2

x+1=0

x=-1

3x=0

x=0