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Mathematics
Problem
A continuous temperature function
T
T
T
satisfies
T
(
1
)
=
23
T(1)=23
T
(
1
)
=
23
and
T
(
3
)
=
27
T(3)=27
T
(
3
)
=
27
. Explain why there must be a time
t
t
t
in
(
1
,
3
)
(1,3)
(
1
,
3
)
for which
T
(
t
)
=
25
T(t)=25
T
(
t
)
=
25
.
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