107 Answered Questions for the topic vector

23d

Vector Calculus

How do we evaluate the volume under the surface given by, z=2xsin(y) over the region bounded below by the curve y=x^2 and above by the line y=0 for 0<=x<=1

27d

Vector Differentiation

Prove that (grad)^2 f(r) = D^2/dr^2 + (2/r) Df/DrWhere D^2/dr^2 refers to the second partial derivative of f , w.r.t. r and Df/ Dr refers to partial derivative of f, w.r.t rvector r = xi + yj + zk... more

09/04/19

Linear Algebra for Computer Science

Suppose we are given p,q are in Euclidean E2 and v,w are in all real numbers R2. Do the following operations result in a point or a vector?A. p-qB. 1/2p+1/2qC. p+vD. 3vE. v+wF. p+1/2w

08/05/19

Photoshop layers into SVG paths?

I have a set of Photoshop files which consist of a base image with a series of layers with colored overlays. The overlays are labeled using the layer names.My task is to get these overlays as SVG... more

08/05/19

Photoshop vector smart object opening in Preview instead of Illustrator?

In Photoshop CC (version 19) on the Mac, I have a smart object vector graphic layer. Double-clicking the layer to edit the vector graphic, opens it in Preview (Mac) because, presumably, it thinks... more

07/11/19

How can I duplicate smart objects and make them separate in Photoshop CS6?

In **Photoshop** I can copy and paste Illustrator paths as a **smart object**, and then double click this smart object to edit it in **Illustrator**.When I duplicate this smart object (say to... more

06/21/19

Convert a line drawing from raster to vector?

I have a raster image, basically a scanned drawing of the outlines (and some detail) of various objects, and I wish to convert these lines to vectors, using either Illustrator or Inkscape.My... more

06/17/19

Why are raster images still used when vector images have so many advantages?

I have read some posts and see many advantages of using vector images when compared to raster images:1. They can be zoomed or scaled at any ratio.2. File-size efficiency. Because vector image only... more

06/05/19

How to keep the text in vector in Photoshop without rasterizing it or flattening the layers when exporting to PDF?

After many tests in all kind of PDF presets, I couldn't figure out how to keep the text layers as vector and still have the quality of InDesign without using it. Everything I tried was rasterizing... more

06/05/19

Export vector design from Illustrator to photoshop and back?

How do I take a gradient vector design into photoshop, add noise to it, and then return it back into Illustrator without the white background?

06/05/19

How to modify the corner radius on rounded rectangle in Illustrator?

I always ended up just creating a new rounded rectangle if the existing one don't work. Is there a way to modify the corner radius without having to create a new shape?I know I can modify the... more

06/05/19

Filling half a shape in Illustrator?

I am still pretty new to illustrator, so I am still learning. I have a shape (pill shape) that is all white. I am trying to "fill" half of the shape with a yellow color (keeping the black stroke... more

05/29/19

Can Photoshop be used for vector purposes?

Usually vectors are only created in vector-based programs such as Adobe Illustrator or Inkscape, with some limited support for drawing vectors in programs like Adobe Fireworks and Flash.However,... more

05/29/19

Can you recommend a good alternative to Adobe Illustrator? I am learning vector based graphic design, but I am not ready to make such a large investment as to purchase a copy of Adobe Illustrator.... more

03/27/19

How do I calculate the normal vector of a line segment?

Suppose I have a line segment going from (x1,y1) to (x2,y2). How do I calculate the normal vector perpendicular to the line? I can find lots of stuff about doing this for planes in 3D, but no 2D... more

03/19/19

How can I get illustrator to automatically clip the artboard to the vectorized objects size?

I just exported a shape from photoshop as a path and then filled it in illustrator. I now want to save the shape as an svg, or eps but I don't want to save all the excess whitespace around the... more

03/18/19

If a vector object (from *Ai*, for instance) is pasted into *Ps* as Path (especially on a white background), one get a really nice B/W technical drawing type image, which is even still vector in... more

03/14/19

How do I calculate the normal vector of a line segment?

Suppose I have a line segment going from (x1,y1) to (x2,y2). How do I calculate the normal vector perpendicular to the line? I can find lots of stuff about doing this for planes in 3D, but no 2D... more

03/13/19

Can Photoshop be used for vector purposes?

Usually vectors are only created in vector-based programs such as Adobe Illustrator or Inkscape, with some limited support for drawing vectors in programs like Adobe Fireworks and Flash.However,... more

03/13/19

How to modify the corner radius on rounded rectangle in Illustrator?

I always ended up just creating a new rounded rectangle if the existing one don't work. Is there a way to modify the corner radius without having to create a new shape?I know I can modify the... more

10/06/18

Find vector D

I hva 3 points A(-1 , 6) B(2 , 1) and C(4 , 4)   Then I have to find D, given that vector AB+CD=0 (origo)    I tried to find AB(3 , 5) and AC(2 , 5) first.    But I am struggling with D. Are... more

10/01/18

Physics Question:

In a 3 km race, a runner completes the first km in 6 minutes, the second km in 7 minutes,  and the final km in 7 minutes. The average speed of the runner for the race is approximately what?A) 6.7... more

10/01/18

A deer moves East through the Forest at 4 m/s for 10 seconds. What is the deer's displacement?

The choices A) 40 mB) 4 m/s East C) 40 m EastD) 40 m/s

09/29/18

differentiation of scalar will be scalar, vector, tensor ?

differentiation of scalar will be scalar, vector, tensor ? similarly what will be derivative of vector

09/05/18

Suppose U = <2,3,4> Then:

<4,5,3> makes a (right, obtuse, or acute) with u. <5,-1,2> makes a (right, obtuse, or acute) with u. <-8,0,4> makes a (right, obtuse, or acute) with u. <3,2,-3> makes a... more

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