N^2-n/3=7 complete the square

You need to add 1/36th to both sides of the equation, giving you the expression

Which can be expressed as:

Step-by-step explanation:

We need to add a term that is the the square of half the coefficient of the second term.

Let's check the answer by expanding:

Which verifies the answer.

f is the midpoint of

i believe the correct answer is option 4.principalities were small territories that were run by russian rulers.

which statement correctly defines principalities in northern asia in the 1200s? principalities were small territories that were run by russian rulers.

hope i could ! : )