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
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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
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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
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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
MunishK
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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
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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
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Physics, Vector question. It's Statics Engineering question.
Physics, Vector question. It's Statics Engineering question. It's about Mechanical Engineering… read more
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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
DebdattaBhattacharya
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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
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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
rajeevanpillai
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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
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I have a calculus 3 assignment that is 25 questions and 3
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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
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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
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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
Ashok Kumar
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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
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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
Dr Arthur Rubin
Dr Arthur Rubin
Doctoral Degree
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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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