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###### Exercise IQ :(LO2, Recommended time: ntuePrecise the nature and the characteristics of the following quadratic surface: 2r2 +42+24+42- 8r- 3 = 0_ US Exercise LL :(LOS, Recommended timne: 18 min ) Given [ = dr "[y774 dy d: a) Draw the domain of integration: b) Fiud the value of USIg spherical coordinates. 4 Exercise_12 (LOL , Recomnmended tie: 25 minLet (C) be the curve enclosing the domain D given by: D {(4y) eR?: r+y < 2r. -2 1}.Let # = (r.f+y) be a vector field defined on R? Draw (C)Fi

Exercise IQ :(LO2, Recommended time: ntue Precise the nature and the characteristics of the following quadratic surface: 2r2 +42+24+42- 8r- 3 = 0_ US Exercise LL :(LOS, Recommended timne: 18 min ) Given [ = dr "[y774 dy d: a) Draw the domain of integration: b) Fiud the value of USIg spherical coordinates. 4 Exercise_12 (LOL , Recomnmended tie: 25 min Let (C) be the curve enclosing the domain D given by: D {(4y) eR?: r+y < 2r. -2 1}. Let # = (r.f+y) be a vector field defined on R? Draw (C) Find the counterclockwise circulation of H along (C) using: direct calculation_

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