Factor by grouping 7c^4 - 4c^3 + 28c^2 - 16c

The factor by grouping 7c^4 - 4c^3 + 28c^2 - 16c is

Solution:

We have to factor the given expression by grouping.

By grouping the terms we get,

By taking the common terms out from groups,

Hence, the factorization of given expression is