2. We have given the following closed polar curves in the plane: C1 :r = 2 cos 0, C2:r=2 sin 20. (a) Draw (with a short explanation) graphs of these curves and other intersection points. (b) (B) Determine the area that lies within C1 and outside C2 using double integral
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please solve in 25 mins i will give you positive feedback
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- Use the integration capabilities of a graphing utility to approximate the area of the surface formed by revolving the polar equation over the given interval about the polar axis. r = 4 cos 2θ, [0, π/ 4]Consider the parametric equations x = a cos3 t and y = a sin3 t with 0 ≤ t ≤ π. Find the surface area of the solid obtained by rotating the region about the x-axis.Find the area of the region enclosed by one love of the curve with the polar equation r=2sin3θ.
- Which of the following is the surface area of the solid body created by rotating the given parametric curve around the x-axis?Use the integration capabilities of a graphing utility to approximate the area of the surface formed by revolving the polar equation over the given interval about the polar axis. r = θ, [0, π]Find the area of the surface formed by revolving the polar equation over the given interval about the given line.
- Evaluate the double integral ∬(x^4)dA, where D is the top half of the disc with center the origin and radius 7 by changing to polar coordinates. Answer: ?Find the area of the region that lies inside BOTH of the Polar Curves defined by: {r=3+2cosθ, r=3+2sinθ}find the areas of surfaces generated by revolving the curves about the given axes
- 7. a. Find the parametric equations for the surface generated byrevolving the curve y = sin x about the x-axis. b. Using the parametric equations from part a. set up but do NOTevaluate an integral that will give the surface area of that portion ofthe surface for which 0 ≤ x ≤ π. c. . Find the equation of the tangent plane to the parametric surfacein part a. at the point (x, y, z) = (pi/6, 1/2, 0)Use Green’s theorem to evaluate 3 3C∫ y dx − x dy where C is the curve shown:where r1=3 and r2=5 units. Use polar coordinates to evaluate the resulting double integral.8.2) 13) Find the exact area of the surface obtained by rotating the curve about the xaxis.