Question

Help I need to get this done by tomorrow

Answer 1

7k^3 + k^2 - k + 64

Explanation:

Simplifying expressions

`k^2 +64 - k + 7k^3`

This expression cannot be simplified any further due to no like terms, however we can rearrange the terms to make it a little more pleasant to read.

`7k^3 + k^2 - k +64`