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- Does the sphere x2+y2+z2=100 have symmetry with respect to the a x-axis? b xy-plane?Use Stokes’ Theorem to evaluateF(x, y, z) = 3zi + 4x j + 2yk; C is the boundary of theparaboloid shown in Figure 15.8.3...Evaluate the surface integral ffR(x+y)dSwhere σ is the portion of the plane z = 6 − 2x − 3y in the first octant
- Evaluate the triple integral z dV, where E is enclosed by the paraboloid z= 4x2 + 4y2 and the plane z=100.Evaluate the surface integral. double integral x2yz dS, S is the part of the plane z = 1 + 2x + 3y that lies above the rectangle [0, 2] × [0, 2]Evaluate the surface integral: x dS, S is the part of the plane 12x + 6y + z = 12 that lies in the first octant.
- Two surfaces S and S^(-) with a common point p have contact order ≥ 2 at p if there exist parametrization x(u,v) and x^(-)(u,v) in p of S and S^(-) respectively such that xu = x^(-)u, xv = x^(-)v, xuu = x^(-)uu, xuv = x^(-)uv, xvv = x^(-)vv at p. Prove the following: a. Let S and S^(-) have contact order greater than or equal to 2 at p; x:U -> S and x^(-): U -> S^(-) be arbitrary parametrizations in p of S and S^(-) respectively and f: V c R^(3) -> R be a differentiable function in a neighborhood V of p in R^(3). Then the partial derivatives of order smaller than or equal to 2 of f o x^(-): U -> R are zero in x bar^(-1)(p) iff the partial derivatives of order smaller than or equal to 2 of f o x: U -> R are zero in x^(-1) (p). b. Let S and S^(-) have contact of order smaller than or equal to 2 at p. Let z = f(x, y), z = f^(-) (x, y) be the equations in a neighborhood of p, of S and S^(-) respectively where the xy plane is the common tangent plane at p = (0, 0). Then the…Evaluate the surface integral. x2yz dS, S is the part of the plane z = 1 + 2x + 3y that lies above the rectangle [0, 4] × [0, 2]Verify Green’s theorem in the plane for RC(3x2 − 8y2) dx + (4y − 6xy) dy, whereC is the boundary of the region y =√x and y = x2