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Which scholar proved in 1682 that sin x is not an algebraic function of x?
AGottfried Leibniz
BJohannes Kepler
CClaudius Ptolemy
DLeonhard Euler
Answer & Solution
Correct answer: A. Gottfried Leibniz
Leibniz showed in a 1682 paper that sine is not algebraic, so it cannot be built from finitely many algebraic operations.
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