Domain of a Function
Identify the Domain of the following functions. Write your answers in Interval Notation.
FunctionDomain
g(x)=1x−3\displaystyle {g{{\left({x}\right)}}}=\frac{{1}}{{{x}-{3}}}
f(x)=2x2−1\displaystyle {f{{\left({x}\right)}}}={2}{x}^{{2}}-{1}
p(t)=7t+1\displaystyle {p}{\left({t}\right)}={7}{t}+{1}
h(x)=x+4\displaystyle {h}{\left({x}\right)}=\sqrt{{{x}+{4}}}

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