Question

what did rené descartes insist upon ?
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Answer 1

hell0!

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Rene Descartes insisted upon verifying the reliability of historical sources or documents by critically examining them.

He worked upon scientific method of research.

Answer 2

Answer:

Rene Descartes was the French scholar, philosopher and mathematician. ... Rene Descartes insisted upon verifying the reliability of historical sources or documents by critically examining them. He focused upon scientific method of research.

Explanation:

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