The length is 7 and there is no N
Answer:
4
Step-by-step explanation:
It's easy because 4-4=0 and anything divided by zero is zero.
Hi, I got C because you just put 1/2 in for an exponent.. so, 16 of an exponent of 1/2.. it would be letter C. 4
Answer:

Explanation:
If a side has a bracket [] then it is less than or equal to, meaning that it can reach that exact number.
However, if a side has a parentheses () then it is simply less than. It cannot be that exact number, but it can be even slightly less than that number.
Any two odd integers will always add up to an even number. Examples include 1+1=2, 15+19=34, etc.