The correct answer is: "He developed mathematical principles"
René Descartes (1596 – 1650) was a French philosopher, mathematician, and scientist who lived more than 20 years in the Dutch Republic and was one of the main figures of the Dutch Golden Age.
His great influence in mathematics has been his major contribution to the Scientific Revolution, although his work in philosophy is outstanding too. He developed the the Cartesian system of coordinates. He is considered the father of analytical geometry, which connects both algebra and geometry and which has been used in the development of infinitesimal analysis and calculus .
(APEX) Both were surprise attacks that resulted in serious negative consequences for the attackers.
Answer:
(See explanation below for further details)
Explanation:
Why did World War II become such an aircraft-dependent war?
Due to the need of destroying enemy infrastructure without needing the direct presence of infantry, minimizing human losses.
Why did the Allies have an advantage in the skies?
Since the Allies had a bigger industrial capacity for manufacturing thousands of airplanes in short time and a well-developed logistics to move them to the battlefront and keep them operational.
It means "year of our lord" in Latin, meaning the number of years since Jesus.
The years before the AD ones are labeled 'BC', for "Before Christ".
Both of those labels are the reasons why many people, especially
non-Christians, such as for example Jews and Muslims, prefer to
label the years as 'BCE' and 'CE', meaning "Before the Common Era"
and "Common Era".
