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Which Greek mathematician found lengths that solve quadratic equations by a geometric approach?
AThales
BGalen
CEuclid
DPtolemy
Answer & Solution
Correct answer: C. Euclid
1. The Greeks worked with lengths, not symbols.
2. One of them built a geometric method.
3. That was Euclid.
_Source: NCERT Class 10 Mathematics, Chapter 4, Quadratic Equations._
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