Question

What is the sum? I am confused

Answer 1

`3m^(2)-6`

Explanation:

When adding terms, it is important that they have the same degree:

`2m^(2) + 3m - 4`

+
`(1)m^(2) - 3m - 2`

=
`3m^(2) + 0m -6`

=
`3m^(2)-6`

Hope this explanation helps :) Please let me know if you have any questions.