Given the line integral ∫c F(r) · dr where
F(x, y, z) = [mxy − z3 ,(m − 2)x2 ,(1 −
m)xz2 ]
(a) Find m such that the line integral is path independent;
(b) Find a scalar function f such that F = grad f;
(c) Find the work done in moving a particle from A : (1, 2, −3)
to B : (1, −4, 2).
Use Stokes's Theorem to evaluate F · dr C . C is oriented
counterclockwise as viewed from above. F(x,y,z) = 6xzi + yj + 6xyk
S: z = 16 - x^2 - y^2, z ≥ 0
Use Stokes' Theorem to evaluate
C
F · dr
where C is oriented counterclockwise as viewed from
above.
F(x, y,
z) = (x +
y2)i +
(y +
z2)j +
(z +
x2)k,
C is the triangle with vertices
(7, 0, 0), (0, 7, 0), and (0, 0, 7).
Use Stokes' Theorem to evaluate C F · dr where C is oriented
counterclockwise as viewed from above. F(x, y, z) = xyi + 3zj +
7yk, C is the curve of intersection of the plane x + z = 10 and the
cylinder x2 + y2 = 9.
Use Stokes' Theorem to evaluate C F · dr where C is oriented
counterclockwise as viewed from above. F(x, y, z) = xyi + 3zj +
5yk, C is the curve of intersection of the plane x + z = 2 and the
cylinder x^2 + y^2 = 144.
Q2. Given the line integral C F (r) · dr where
F(x,y,z) = [mxy − z3,(m − 2)x2,(1 − m)xz2]
∫
(a) Find m such that the line integral is path
independent;
(b) Find a scalar function f such that F = grad f ;
(c) Find the work done in moving a particle from A : (1, 2,
−3) to B : (1, −4, 2).
This problem refers to the Mean Value Theorem, using f(x) = −x 2
− 2x + 3 on the interval [−2, 1].
(a) Does the Mean Value Theorem apply to f(x) on the indicated
interval? Explain why or why not.
(b) Find the (x, y)-coordinates for the endpoints of the
function on this interval and calculate the slope of the line
through these points.
(c) According to the Mean Value Theorem, what would f'(c) be
equal to?
(d) Determine a...
According to the Fundamental Theorem of Algebra, every
nonconstant polynomial f (x) ∈
C[x] with complex coefficients has a complex root.
(a) Prove every nonconstant polynomial with complex coefficients
is a product of linear polynomials.
(b) Use the result of the previous exercise to prove every
nonconstant polynomial with real coefficients is a product of
linear and quadratic polynomials with real coefficients.
Prove by induction that it follows from Fundamental Theorem of Algebra that every f(x) ∈ C[x] can be written into a product of linear polynomials in C[x].