Who named the x and y axes?
ADescartes
BDedekind
CDirichlet
DDiophantus
Answer & Solution
Correct answer: A. Descartes
1. The coordinate system carries his name.
2. It is called the Cartesian system.
3. Descartes named the horizontal axis the x axis and the vertical the y axis.
4. So the answer is Descartes.
_Source: OpenStax 'Algebra and Trigonometry 2e', 2.1 'The Rectangular Coordinate Systems and Graphs'_
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