Question

How do you factor `4a^3 b^4z^3 + 2a^2bz^4`?

Answer 1

`4a^3b^4z^3+2a^2bz^4=2a^2bz^3(2ab^3+z)`

Explanation:

Both of the terms are divisible by `2a^2bz^3` so we can separate that out, but no further factorisation is possible.