1) 4
3) 6r^2
5) 10x
Hope this helped.
The norm of a vector
is equal to the square root of the inner product of
with itself.
a. 
b. 
5,000 meters
Mark me brainliest if that helped
Answer:
I think its 30
Step-by-step explanation:
Answer: there are really too many options...
Step-by-step explanation:
If you just want to keep it in simplest fraction form, the negatives cancel, giving you 8/3
But if you want to make it a mixed number, the negatives still cancel and since three goes into eight twice, with two leftover, you get 2 2/3
But if you want to make it a decimal, eight divided by three gives you 2.6666 repeating
Hope I helped! If I did, hopefully you don't mind marking me the brainliest...?