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Mathematics
Problem
A line
L
L
L
is perpendicular to the tangent line to
f
(
x
)
=
x
3
−
x
f(x)=x^{3}-x
f
(
x
)
=
x
3
−
x
at
x
=
1
x=1
x
=
1
. Determine the equation of
L
L
L
in slope–intercept form.
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