Answer:
-21
Step-by-step explanation:
The complete question in the attached figure N 1
we know that
The formula for Sample Standard Deviation is indicated in the attached figure N2
n in this problem is 4 <span>and Yuri had to divide in the formula by 3 </span>
therefore
the answer is Yuri divided by n instead of n -1
Answer:
2a^2+a
Step-by-step explanation:
you can simplify a^2 into itself twice
Answer:
i really like your oroile pic sorry for bothering you
Step-by-step explanation: