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Determine whether the function defined by is one–one.
MATHEMATICS · Subjective · AoPS · Mathematics · Functions · Functions
Problem
Determine whether the function
f
:
R
→
R
f:\,\mathbb R \to \mathbb R
f
:
R
→
R
defined by
f
(
x
)
=
5
x
−
2
f(x)=5x-2
f
(
x
)
=
5
x
−
2
is one–one.
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