Question
$3-8$ Set up an integral that represents the length of the curve.Then use your calculator to find the length correct to four decimal places.$$x=y^{2}-2 y, 0 \leqslant y \leqslant 2$$
Step 1
The function is $x=y^{2}-2y$. So, the derivative $\frac{dx}{dy}$ is $2y-2$. Show more…
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