IDZ 9.2 - Option 12. Decisions Ryabushko AP

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1. Calculate (up to two decimal places) the area of the figure bounded by the above lines.
1.12 ρ = 2 + cosφ

2. Calculate (up to two decimal places) the arc length of the line.
2.12 y2 = x5, severed the line x = 5

3. Calculate (up to two decimal places) the volume of the body obtained by rotating the figure F around said axes.
3.12 F: x = 2cost, y = 5sint, Oy

4. Calculate (up to two decimal places) the surface area formed by the rotation of the arc of the curve L about said axis.
4.12 L: x2 = 4 + y, cut off by the line y = 2, Oy

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