Multiply or divide as indicated. 20b^2c^3/4bc

Simplify the following: (20 b^2 c^3 b c) / 4

20/4 = (4*5) / 4 = 5:

5 b^2 c^3 b c

5 b^2 c^3 b c = 5 b^ (2 + 1) c^ (3 + 1):

5 b^ (2 + 1) c^ (3 + 1)

3 + 1 = 4:

5 b^ (2 + 1) c^4

2 + 1 = 3:

Answer: 5 b^3 c^4