Respuesta :

The answer is a. You can do this on a claculator ok

Answer:

A, is close to being correct, I'm not sure if 1 is missing from it, but it should be A, if 1 is missing on purpose then I am wrong.

Step-by-step explanation:

=4ab*3√b

12ab√b is the answer, if it helped, could I get brainiest?