Answer:
See below
Step-by-step explanation:
3. What are two ways that a vector can be represented?
Considering a vector
in some vector space
we have

This is the component form. I don't like that way. It is probably used in high school, but
is preferable because the inner product on
is defined to be

You can also write it using linear form such as 
4.
For this question, I think you meant
vectors


Once

Considering that the dot product is

and the norm of
is 
and the norm of
is 
Thus,


Answer:
The sum is a Non-repeating.
Step-by-step explanation:
I have no clue how to solve this question or fractions for that matter.
I literally guessed and go it right. (Somehow)
Answer:
irrational
Step-by-step explanation:
Using math skills to answer a question