![1. [-/1 Points] DETAILS WALINALGTUTBANK1 3.1.006.TUT. Suppose x = (1, 0, -1) and y = (-2, 4, 8) are vectors in R3. Find a vec](http://img.homeworklib.com/questions/26a96e80-b842-11eb-91cd-7b665de99ad6.png?x-oss-process=image/resize,w_560)
Suppose \(\mathbf{x}=\langle 1,0,-1\rangle\) and \(\mathbf{y}=\langle-2,4,8\rangle\) are vectors in \(\mathbb{R}^{3} .\) Find a vector \(\mathbf{z} \in \mathbb{R}^{3}\) such that \(2 \mathbf{x}+\mathbf{y}+2 \mathbf{z}=\mathbf{0} .\)
\(\mathbf{z}=\)
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Suppose x = (1, 0, -1) and y = (-2, 4, 8) are vectors in R3. Find a vector z
Find the best approximation of...
Let \(P_{2}(\mathbb{R})\) have the inner product,$$ \langle\mathbf{p}, \mathbf{q}\rangle=\int_{-1}^{1} p(x) q(x) d x, \quad \forall \mathbf{p}, \mathbf{q} \in P_{2}(\mathbb{R}) . $$Find the best approximation of \(f(x)=x^{3}+x^{4}\) by polynomials in \(P_{2}(\mathbb{R})\).
Suppose that $A$ is a $2 \times 2$ matrix, and that there are vectors $\mathbf{x, y}...
Suppose that $A$ is a $2 \times 2$ matrix, and that there are vectors $\mathbf{x, y} \in \mathbb{R}^2$ so that $A$ can be written as $\mathbf{x\cdot y}^t$. A2 x 2x, y ER2 Ax · yt Show that $\text{im}(A) = \text{span} \{\mathbf{x}\}$.im(A) = span{x}
Suppose that the functions
Suppose that the functions \(f: \mathbb{R}^{3} \rightarrow \mathbb{R}, g: \mathbb{R}^{3} \rightarrow \mathbb{R}\), and \(h: \mathbb{R}^{3} \rightarrow \mathbb{R}\) are continuously differentiable and let \(\left(x_{0}, y_{0}, z_{0}\right)\) be a point in \(\mathbb{R}^{3}\) at which$$ f\left(x_{0}, y_{0}, z_{0}\right)=g\left(x_{0}, y_{0}, z_{0}\right)=h\left(x_{0}, y_{0}, z_{0}\right)=0 $$and$$ \left\langle\nabla f\left(x_{0}, y_{0}, z_{0}\right), \nabla g\left(x_{0}, y_{0}, z_{0}\right) \times \nabla h\left(x_{0}, y_{0}, z_{0}\right)\right\rangle \neq 0 $$By considering the set of solutions of this system as consisting of the intersection of a surface with a path, explain why that in a...
Question 1. Determine whether or not
Question 1. Determine whether or not \(\mathrm{F}(x, y)=e^{x} \sin y \mathbf{i}+e^{x} \cos y_{\mathbf{j}}\) is a conservative field. If it is, find its potential function \(f\).Question 2. Find the curl and the divergence of the vector field \(\mathbf{F}=\sin y z \mathbf{i}+\sin z x \mathbf{j}+\sin x y \mathbf{k}\)Question 3. Find the flux of the vector field \(\mathbf{F}=z \mathbf{i}+y \mathbf{j}+x \mathbf{k}\) across the surface \(r(u, v)=\langle u \cos v, u \sin v, v\rangle, 0 \leq u \leq 1,0 \leq v \leq \pi\) with...
n - meraymowa:)--00 [1] [ Let the vectors x, y and z be x = -2...
n - meraymowa:)--00 [1] [ Let the vectors x, y and z be x = -2 y=1tz= -1 [3] [2] Find r. s and t such that y + z = x O (r, s, t) = (-2, -1, 1) O (r, s, t) = (-2, 1, 1) O (r, s, t) = (-2, 1,-1) (r, s, t) = (2, 1,-1) m Consider the set S = {w,x,y,z} of vectors in R3, S = { 121, Let V = span...
6. Find the divergence and the curl of the vector field F(x,y,z) = 4xy'i+ xej+xyek. 6....
6. Find the divergence and the curl of the vector field \(\mathbf{F}(x, y, z)=4 x y^{2} \mathbf{i}+x e^{4 z} \mathbf{j}+x y e^{-4 z} \mathbf{k}\)
In the vector space R, let 8 {(1,3,0), (1, -3, 0), (0, 2, 2)}. (a) (6...
In the vector space R, let 8 {(1,3,0), (1, -3, 0), (0, 2, 2)}. (a) (6 points) Show that y is a basis of R3. (b) (7 points) Find the matrix [I,where I is the identity transform R3 R3 (c) (7 points) Using the matrix [I, convert the vector (r, y, z) into coordinates with respect to y instead of B. In other words, find ((x, y, z)] {(1,0,0), (0, 1,0), (0,0, 1)} be the standard basis, and let
4. Suppose that a two-dimensional random vector (X, Y) has a joint probability density function as 0.48y(2-x), 0 1,...
4. Suppose that a two-dimensional random vector (X, Y) has a joint probability density function as 0.48y(2-x), 0 1,0 x y x f(x,y)- 0, otherwise Find two possible marginal probability functions fx(x) and fy(y) of X and Y, respectively.
4. Suppose that a two-dimensional random vector (X, Y) has a joint probability density function as 0.48y(2-x), 0 1,0 x y x f(x,y)- 0, otherwise Find two possible marginal probability functions fx(x) and fy(y) of X and Y, respectively.
QUESTION 2 Consider the vector space R3 (2.1) Show that (12) ((a, b, c), (x, v, z))-at +by +(b+ c)(y + z) is an inner product on R3 (2.2) Apply the Gram-Schmıdt process to the following subset of R3...
QUESTION 2 Consider the vector space R3 (2.1) Show that (12) ((a, b, c), (x, v, z))-at +by +(b+ c)(y + z) is an inner product on R3 (2.2) Apply the Gram-Schmıdt process to the following subset of R3 (12) to find an orthogonal basis wth respect to the inner product defilned in question 2.1 for the span of this subset (2.3) Fınd all vectors (a, b, c) E R3 whuch are orthogonal to (1,0, 1) wnth respect to the...
(1) Let G(,y, z) = (x,y, z). Show that there exists no vector field A : R3 -> R3 such that curl(A) Hint: compute its...
(1) Let G(,y, z) = (x,y, z). Show that there exists no vector field A : R3 -> R3 such that curl(A) Hint: compute its divergence G. (2) Let H R3 -> R3 be given as H(x,y, z) = (1,2,3). Find a vector potential A : R3 -> R3 such that curl(A) smooth function = H. Show that if A is a vector potential for H, then so is A+ Vf, for any f : R5 -> R (3) Let...
Suppose that $A$ is a $2 \times 2$ matrix, and that there are vectors $\mathbf{x, y} \in \mathbb{R}^2$ so that $A$ can be written as $\mathbf{x\cdot y}^t$. A2 x 2x, y ER2 Ax · yt Show that $\text{im}(A) = \text{span} \{\mathbf{x}\}$.im(A) = span{x}
n - meraymowa:)--00 [1] [ Let the vectors x, y and z be x = -2 y=1tz= -1 [3] [2] Find r. s and t such that y + z = x O (r, s, t) = (-2, -1, 1) O (r, s, t) = (-2, 1, 1) O (r, s, t) = (-2, 1,-1) (r, s, t) = (2, 1,-1) m Consider the set S = {w,x,y,z} of vectors in R3, S = { 121, Let V = span...
In the vector space R, let 8 {(1,3,0), (1, -3, 0), (0, 2, 2)}. (a) (6 points) Show that y is a basis of R3. (b) (7 points) Find the matrix [I,where I is the identity transform R3 R3 (c) (7 points) Using the matrix [I, convert the vector (r, y, z) into coordinates with respect to y instead of B. In other words, find ((x, y, z)] {(1,0,0), (0, 1,0), (0,0, 1)} be the standard basis, and let
4. Suppose that a two-dimensional random vector (X, Y) has a joint probability density function as 0.48y(2-x), 0 1,0 x y x f(x,y)- 0, otherwise Find two possible marginal probability functions fx(x) and fy(y) of X and Y, respectively.
4. Suppose that a two-dimensional random vector (X, Y) has a joint probability density function as 0.48y(2-x), 0 1,0 x y x f(x,y)- 0, otherwise Find two possible marginal probability functions fx(x) and fy(y) of X and Y, respectively.
QUESTION 2 Consider the vector space R3 (2.1) Show that (12) ((a, b, c), (x, v, z))-at +by +(b+ c)(y + z) is an inner product on R3 (2.2) Apply the Gram-Schmıdt process to the following subset of R3 (12) to find an orthogonal basis wth respect to the inner product defilned in question 2.1 for the span of this subset (2.3) Fınd all vectors (a, b, c) E R3 whuch are orthogonal to (1,0, 1) wnth respect to the...
(1) Let G(,y, z) = (x,y, z). Show that there exists no vector field A : R3 -> R3 such that curl(A) Hint: compute its divergence G. (2) Let H R3 -> R3 be given as H(x,y, z) = (1,2,3). Find a vector potential A : R3 -> R3 such that curl(A) smooth function = H. Show that if A is a vector potential for H, then so is A+ Vf, for any f : R5 -> R (3) Let...
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