Question

Determine the domain of the function.

f(x) = 4 / x^{2}
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x ≥ 0
All real numbers except 0
All real numbers except 3
All real numbers

25 Points!!!

Answer 1

$f(x)=\dfrac{4}{x^2}D:\ x^2\neq0\to x\neq0\\\\Answer:\ All\ real\ numbers\ except\ 0.$