Respuesta :

Answer:

36

Step-by-step explanation:

3=3

9=3*3 = 3^2

12=2*2*3 = 2^2*3

lcm = 2^2*3^3

      = 4*9

therefore lcm= 36

Answer:

36

Step-by-step explanation:

[tex]\bold{3} \times \bold{12} = 36\\\bold{9} \times 4 = 36[/tex]