All of the following are rules to determine Big$-$Oh notation for a function EXCEPT:

Group of answer choices

You can ignore constant factors.

is just

If you have more than one of the Seven Basic Functions, only use the fastest growing. For instance,

is

$.$

If more than one function provide an asymptotic bound, either would be correct, but use the one with the tightest bound.

is both

and

$,$ but it's better to say

$.$