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Mathematics
Problem
The integral
∫
1
4
ln
x
d
x
\displaystyle \int_{1}^{4} \ln x\,dx
∫
1
4
ln
x
d
x
is approximated using the trapezoidal rule with 3 equal subintervals. Determine whether this trapezoidal approximation is an overestimate or an underestimate of the exact integral.
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