The answer is definitely D.
MIT defines calculus as the study of change, usually in motion.
The question is posted in Wrong subject category. Anyways, the solution is stated below:

The base on both sides are same i.e. 6. For the equation to be true, the exponents(powers) must also be the same. So this means
Therefore, answer to this question is x = 1
The main factor that influenced African Americans to migrate from the South to Northern cities was that they were looking for better economic opportunities.
The Great Migration, also known as the Great Northward Migration in the 20th century, happened because most black people were badly treated by many people that still expected African Americans to be slaves, and their economic conditions were quite poor.
As a result, African Americans decided to migrate to the Northern cities, where they would get many job opportunities as well as going to have a better lifestyle by not being discriminated.
Somatization is associated with a form of mental illness that causes one or more bodily symptoms, including pain.
A. Primary Sources are raw materials of time, original documents created at that time.