Only one president, <u><em>Woodrow Wilson</em></u>, had a doctorate, and was president of Princeton University before becoming the U.S. President.
A line segment on a graph would be any line that isn't continuous. It would have dots on the ends instead of arrows. Is that what you're asking?
Answer: If contents of vectors are equal than it will return true else false. It will compare all the elements in vector, we can not compare the sub sections of vectors using it. It will compare all the elements in vector, by calling operator on each element. Hopefully i helped
Explanation:
