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Find all relative extrema of f(x) = x2/5.
Proton Count
The number of protons in the nucleus of an atom, which determines the chemical element of the atom and is denoted as the atomic number.
Eka-Aluminum
A historical name for gallium, predicted by Mendeleev using his periodic table before it was discovered, exhibiting similar properties to aluminum.
Gallium
A soft, silvery metal that is used in electronics, such as semiconductors, due to its unique melting properties.
Eka-Silicon
Historically used term to describe an element predicted to exist by Mendeleev's periodic table and later identified as Germanium (Ge).
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