7. Write the arc length of $y = \frac{1}{x^2} + \frac{x}{4}$, $1 \le x \le 4$ as an integral.
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Step 1: The formula for finding the arc length of a function y = f(x) on the interval [a, b] is given by the integral: \[ \int_{a}^{b} \sqrt{1 + (f'(x))^2} \, dx \] Show more…
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