The integral is approximated using the trapezoidal rule with 3 equal subintervals

MATHEMATICS · Subjective · AP · Calculus AB · Integration and Accumulation of Change · Integration and Accumulation of Change

Problem

The integral ∫14ln⁡x dx\displaystyle \int_{1}^{4} \ln x\,dx 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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