What is the domain of-x ?

The domain of-x is -infinity <x<infinity

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domain of-x

domain

- x

- \infty < x < \infty

Interval Notation

(- \infty, \infty)

Solution steps

The function has no undefined points nor domain constraints. Therefore, the domain is

- \infty < x < \infty

in v erse 7 x + 5

in v erse 6 x + 2

in v erse f (x) = - x - 2

r an g e - ∣ x ∣ - 3

in t erce pt s \frac{x ^{2} - 4 x + 3}{- x + 3}