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Find the domain of the function .
MATHEMATICS · Single correct · GCSE · Mathematics · Algebra · Algebra
Problem
Find the domain of the function
f
(
x
)
=
5
x
+
4
f(x)=\dfrac{5}{x+4}
f
(
x
)
=
x
+
4
5
. (a)
R
\mathbb R
R
(b)
R
∖
{
4
}
\mathbb R\setminus\{4\}
R
∖
{
4
}
(c)
R
∖
{
−
4
}
\mathbb R\setminus\{-4\}
R
∖
{
−
4
}
(d)
R
∖
{
0
}
\mathbb R\setminus\{0\}
R
∖
{
0
}
Related theory
Algebraic Manipulation
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Functions
Algebra
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