Answer:
Explanation:
I am assuming that you meant the following:
12b^7
------------
4b^5
Note that " ^ " is the proper symbol for exponentiation, and " * " for multiplication.
12/4 = 3 and b^7 / b^5 = b^2. Thus,
12b^7
------------ = 3b^2 (or, better yet, 3b²).
4b^5