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Mathematics
Mathematics
Problem
Let
f
(
x
)
=
x
3
−
4
x
+
1
f(x)=x^{3}-4x+1
f
(
x
)
=
x
3
−
4
x
+
1
. Determine a one–unit interval
[
m
,
m
+
1
]
[m,m+1]
[
m
,
m
+
1
]
within
[
−
1
,
3
]
[-1,3]
[
−
1
,
3
]
that is guaranteed to contain at least one real root of the equation
f
(
x
)
=
0
f(x)=0
f
(
x
)
=
0
.
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