Question: Use either a CAS or a table of integrals to find the exact area of the surface obtained by rotating the given curve about the

Use either a CAS or a table of integrals to find the exact area of the surface obtained by rotating the given curve about the x-axis.


21. y 1/x, 1 <r< 2 22. y Vx + 1. 0<r<3

21. y 1/x, 1

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