Answer:
X = 240x^2y+1680x^2-810xy-5670x-465y-3255
Y = y(6x+3)(8x-31)(5y+35)
Explanation:
Answer:
Irrigation
Explanation:
The techniques used by Ancient Egyptians and people living in Mesopotamia to meet their water and food needs was majorly irrigation .
The irrigation channels were majorly from the River Nile as water was usually fetched and then carried by oxens to farmlands and other areas which needed it. This was usually common in periods of drought where there was a decrease in water availability as a result of low or no rainfall.
The answer to your question is A. American soldiers who liberated extermination camps were unaware of how horrible the Holocaust had been if you are talking about in reference to the article of Barack Obama in 2013. Hope this helps!
This is a bit subjective, but one could argue that the Fourteenth Amendment, which was one of the Reconstruction amendments, had the biggest impact on American history since it declared that all American citizens must have equal rights and protections under the law.