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121 Answered Questions for the topic vector

Vector C++ Arrays


File compression and multi-dimensional array

Scenario A simple matrix could be used to store data about images by using 1’s and 0’s to represent darkand light shades of color similar to a bitmap. You will find a file data.txt under your... more
Vector Math Precalculus


(a)No one interferes with the ball. How long does it take the ball to hit the ground? (b)How far did the ball travel horizontally?

Aurora hit a baseball with an initial velocity of 70 feet per second at an angle of 30° with the horizontal. The ball hit her bat when the ball was 3 feet above the ground. Use answer from part a... more
Vector Math Precalculus


Convert r=2/7sinθ-cosθ to rectangular form


Vector Proof Question

Suppose v and w are vectors in Rn . Show that || v − w || ≥ || v || − || w ||


Lineof intersection of planes

How do we find the parametric equation of the line of intersection of the planes x+y+z=1 and x-y-z=2 ?


Green's Theorem

Verify Green's Theorem for integrate C [(xy + y^2) dx + x^2 dy ] , where C is the closed curve of the region bounded by y=x and y=x^4

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


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


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

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

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

Designing images with dimensioning?

Are there any graphics programs that work like AutoCad or Inventor where you can draw objects and give them precise dimensions? Even better, something parametric like Inventor. I don't like lining... more

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


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

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


Is there a way to calculate the total length of all paths in a vector file?

I have a laser bed that people send me vector art to cut out. I charge by the inch and need a way to quickly select all of the vector artwork and get a total distance of all the paths.Are there any... more

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

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?


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
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