Examlex
Use the given graph of the polynomial function to state whether the leading coefficient is positive or negative and whether the polynomial function is cubic or quartic.
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Isotope
Variants of a particular chemical element which differ in neutron number, and consequently in nucleon number, but have the same number of protons in their nuclei.
Protons
Positively charged subatomic particles found in the nucleus of an atom, defining the element's atomic number.
Osmium
A dense, hard, bluish-white transition metal in the platinum group that is the most dense naturally occurring element.
Isotope
A variant of a particular chemical element which differs in neutron number, though it shares the same number of protons.
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