Questions from General Calculus


Q: Sketch the vector field F by drawing a diagram like Figure 5

Sketch the vector field F by drawing a diagram like Figure 5 or Figure 9. Figure 9: F (x, y, z) = i

See Answer

Q: Suppose a solid object occupies the region E and has density function

Suppose a solid object occupies the region E and has density function ρ (x, y, z). Write expressions for each of the following. (a). The mass (b). The moments about the coordinate planes (c). The coor...

See Answer

Q: Use Green’s Theorem to evaluate ∫C √1 + x3 dx

Use Green’s Theorem to evaluate ∫C √1 + x3 dx + 2xy dy where C is the triangle with vertices (0, 0), (1, 0), and (1, 3).

See Answer

Q: Sketch the vector field F by drawing a diagram like Figure 5

Sketch the vector field F by drawing a diagram like Figure 5 or Figure 9. Figure 9: F (x, y) = 1/2 x i + y j

See Answer

Q: What is a vector function? How do you find its derivative

What is a vector function? How do you find its derivative and its integral?

See Answer

Q: Determine whether or not F is a conservative vector field. If

Determine whether or not F is a conservative vector field. If it is, find a function f such that F = ∇f. F (x, y) = (ln y + y/x) i + (ln x + x/y) j

See Answer

Q: Sketch the vector field F by drawing a diagram like Figure 5

Sketch the vector field F by drawing a diagram like Figure 5 or Figure 9. Figure 9: F (x, y) = -1/2 i + (y – x) j

See Answer

Q: (a) Find a function f such that F = ∇

(a) Find a function f such that F = ∇f and (b) use part (a) to evaluate ∫C F ∙ dr along the given curve C. 12. F (x, y) = (3 + 2xy2) i + 2x2y j, C is the arc of the hyperbola y = 1/x from (1, 1) to...

See Answer

Q: (a) Find a function f such that F = ∆

(a) Find a function f such that F = ∆f and (b) use part (a) to evaluate ∫C F ∙ dr along the given curve C. 12. F (x, y) = x2y3 i + x3y2 j, C: r (t) =〈t3 - 2t, t3 + 2t〉, 0 < t < 1

See Answer

Q: (a) Find a function f such that F = ∇

(a) Find a function f such that F = ∇f and (b) use part (a) to evaluate ∫C F ∙ dr along the given curve C. 12. F (x, y) = (1 + xy) exy i + x2exy j, C: r (t) = cos t i + 2 sin t j, 0 < t < π/2

See Answer