Respuesta :

i think the should be a2b4c(3)=3a2b4c
i hoped it's helped 
thx ba bye 

Step by Step Solution

STEP 1:

1.1 a2 raised to the 3 rd power = a( 2 * 3 ) = a6

1.2 b4 raised to the 3 rd power = b( 4 * 3 ) = b12

Final result :

a6b12c3