121 Answered Questions for the topic vector

05/29/19

#### Alternative to Adobe Illustrator?

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
Vector Nursing Lungs

04/03/19

#### Is it possible to spread cough even if I'm not coughing?

I don't have a cough but sometimes when I go into a place a moment later a person starts to cough. Last time I met my friend that I didn't seen for a long time, having some conversation after a few... more

03/28/19

#### Trouble with Beziers in Inkscape after switching from Illustrator?

So this is my first post as I just very recently downloaded and tried Inkscape after roughly 7 years of Illustrator. As far as I can say this program is really amazing, although I am struggling... 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

#### Adobe: saving vector outline?

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

03/18/19

#### Better ways of vectorizing photos than Illustrator's Trace?

Are there any better ways of vectorizing photos than Illustrator's Trace? I don't have one of them Wacom boards so I can't really do this by hand.
Vector Math Geometry

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
Vector Math Calculus

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
Vector Physics Velocity

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
Vector Physics Velocity

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
Vector Calculus Maths

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

09/04/18

#### Let V = <1, 3, 3>. Find a unit vector for this.

I have 1/sqrt(10), 3/(sqrt(10)), 3/sqrt(10). I cannot understand why this is not the answer. It is pointing in the same direction.

06/18/18

#### Determine the resultant velocity V of the boat?

The velocity of a boat is 20km/hr in a direction 50 degrees north of east. The wind velocity is 5 km/hr from the west. The resultant velocity of the boat can be represented by the side of a triange... more
Vector Vectors

04/30/18

#### Let v be the vector (3 over p), such that |v| = 17. Calculate all possible values of p.

Let v be the vector (3 over p), such that |v| = 17. Calculate all possible values of p.   * (3 over p) - I wrote it this way because the 3 is actually positioned above the p. I need to... more
Vector Geometry Maths

04/28/18

#### Show that the vector w = −i − 4 j + 7 k is coplanar with the vectors u = 2 i + 3 j − k and v = 4 i + j + 11 k.

Find a vector which is coplanar with these three vectors and is perpendicular to w     I understand the first part, don't know how to do the second

04/02/18

#### Cartesian Unit Vector to Polar Unit Vector

I'm having trouble understanding the following equation conceptually.  Where....R= Polar unit vectorI, J= Cartesian unit vectors   R=cos(Θ)I+sin(Θ)J   Please explain how this equation can be... more

03/23/18

#### VECTOR QUESTION

A triangle in space is defined by the points P = (1,1,2), Q = (−1,0,3) and R = (2,1,−1).   Find a vector form and the parametric equations for the equation of the line passingthrough P and... more

03/16/18

#### Use properties of the cross product to calculate the following:

Use properties of the cross product to calculate the following:   (a) (e1+e2)×(e1×e2) =   (b) 3e3×(e3+e2) =
Vector Maths Sets

03/07/18

#### A question on convex sets

The definition I’ve been given of convex inequalities is the following:A set A ⊂ Rn is convex if:• For any vectors a, b ∈ A• For any λ ∈ [0,1]• The point λa + (1 - λ)b ∈ AI don’t know what the λ... more
Vector

01/20/18

#### find out the horizontal component of a vector.

Find horizontal component of a vector with 880N force acting at an angle of 60 degrees in counterclockwise in positive X-axis

12/18/17

If ABCD is a paralleloid, E is the middle of AB. If DE intersects AC on F. Then, Prove AF=AC/3 and FE=DE/3
Vector

12/15/17

#### what is the length of 3i + 2j + 4k in YZ plane

what is the length of 3i + 2j + 4k vector in YZ plane

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