Calculus and Above

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Let v ∈ R^n be a non-zero vector. Set (v) = {cv: c ∈ R}.

Let v ∈ R^n be a non-zero vector. Set (v) = {cv : c ∈ R}. Show that (v) is a subspace of R^n. What is the intersection of (v) and v^⊥?… read more

The Problem #1 vector A ty t2)y 2)2)2 is given. Express the

The Problem #1 vector A ty t2)y 2)2)2 is given. Express the vector a using a cylindrical coordinate system (5 points)… read more

6. A particle travels on a circle of radius R = 3 meters on

6. A particle travels on a circle of radius R = 3 meters on yz-plane. The angle \xi between the position vector of the point and y-axis is changing in time as \xi(t) = 3e^t in rad units. Express the q… read more

Find a vector function, r(t), that represents the curve of

Find a vector function, r(t), that represents the curve of intersection of the two surfaces.… read more

Click on the vector that represents correctly the electric

Click on the vector that represents correctly the electric field due to the charge present in the diagram.… read more

Based on 2D coordinates I have available for arcs, I need to

Based on 2D coordinates I have available for arcs, I need to determine if they are drawn clockwise or counterclockwise. Turned out to be more difficult than I thought. I have coordinates for this: -Th… read more

Physics, Vector question. It's Statics Engineering question.

Physics, Vector question. It's Statics Engineering question. It's about Mechanical Engineering… read more

Find the x- and y-components of the vector d = (7.0 km, 29

Find the x- and y-components of the vector d = (7.0 km , 29 degree left of +y-axis). Express your answer in kilometers. Enter the x and y components of the vector separated by a comma.Find the x- and … read more

Three impedances are connected in parallel. 𝑍1=5−𝑗,

Three impedances are connected in parallel. 𝑍1=5−𝑗, 𝑍2=2𝑗+3, 𝑍3=𝑗. Find the equivalent admittance 𝑌 where 𝑌=1/𝑍1+1/𝑍2+1/𝑍3 Express the admittance in both rectangular and polar forms. Rectan… read more

For the matrix A below, find a value of k so that A has two

For the matrix A below, find a value of k so that A has two basic eigenvectors associated with the eigenvalue λ = 1.A = −1−2−14−2 0 0−2 k 0 0 3 2 0 0 0 1 k = 0… read more

Describe the surface in ￼ 3 represented by the equation x +

Describe the surface in ￼ 3 represented by the equation x + y = 4.This is the set {(x, 4 − x, z)|x ￼ ￼ , z ￼ ￼ } which is a horizontal plane that intersects the xy-plane in the line y = 4 − x, z = 0. … read more

I have a calculus 3 assignment that is 25 questions and 3

I have a calculus 3 assignment that is 25 questions and 3 hours long. The assignment must be completed once started.… read more

7. (I) The resultant of two vectors A and is 40 m due north.

7. (I) The resultant of two vectors A and B is 40 m due north. If A is 30 m in the direction 30° S of W, find B graphically.… read more

If vectors: u=(1, 1, -4) v=(1, -1, 0) w=(2, 2, 1) 1) Give

If vectors: u=(1, 1, -4) v=(1, -1, 0) w=(2, 2, 1)1) Give vector p of opposite direction to w and being of length 6 2) What are the directing cosinus of w? 3) Express vector q=(3,4,-16) as a linear com… read more

Its with vectors and resultant vectors i have a few problems

its with vectors and resultant vectors i have a few problems i dont understand … read more

Suppose that the sum of the three vectors U, V and W showin

Suppose that the sum of the three vectors U, V and W showin in the figure is the zero vector. If |W| = 140, find |U| and |V|. Carry your intermediate computations to at least 4 decimal places. Round y… read more

I have a question that I answered but made a couple errors

I have a question that I answered but made a couple errors and that is all I need help with is rewriting with the corrections made.… read more

I am trying to figure out part of this Calc III problem. I

I am trying to figure out part of this Calc III problem. I have figured out most of it, and I am stumped on part of it. Consider the vector field a. Show that this vector field is conservative. curl F… read more

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