Questions LLC
Login
or
Sign Up
Ask a New Question
Vector Operations
Page 4
Questions (294)
find the value of b such that u=(-2,4,2) ¡ì v=(b,b^2,1) are orthogonals.
1 answer
asked by
mintesnot
251 views
Given the following: vector u= [-2,-1,2] and vector v=[1,-1,-4] and vector w= [4,3,-2] find:
a)theta, the angle between vectors,
2 answers
asked by
Tina
694 views
You are given vectors A⃗ = 4.8 i^− 6.7 j^ and B⃗ = - 3.4 i^+ 7.5 j^. A third vector C⃗ lies in the xy-plane. Vector C⃗
2 answers
asked by
HELP PHYSICs
587 views
Let vector 'v' = (1,1) and vector 'w' = (1,-1).
a)Find real numbers t1 and t2 such that t1(v) + t2(w) = (13,-12). b)Find real
2 answers
asked by
Dalton Brown
496 views
Given three vectors
a⃗ =−i⃗ −4j⃗ +2k⃗ , b⃗ =3i⃗ +2j⃗ −2k⃗ , c⃗ =2i⃗ −3j⃗ +k⃗ , calculate a⃗
2 answers
asked by
samson
584 views
Help with vectors, please. Thanks
1) Express point in rectangular form. Give EXACT answer, if possible? (2, 4π /11) 2) Given P =
5 answers
asked by
Lilly
868 views
Let u= <3,1> and v=<6,-1>
A. what is the angle between u and v? B. find projvU C. reoslve u into u1 parallel to v abd U2
3 answers
asked by
jk
373 views
u = (9, 2)
v = (-5, -2) 2u - 3v = ?
1 answer
asked by
Vanessa
383 views
Express BA in terms of the position vectors of C and origin O.
1 answer
asked by
Maballs
1,094 views
Could you please help me with this exercise? Thanks.
Adding and substracting vectors Solve for the unknown variables: (a) (a, b)
1 answer
asked by
Kathy
299 views
Vector AB is a vector whose tail is at (-4,2) and whose head is at (-1,3).
Calculate the magnitude of vector AB Determine the
1 answer
asked by
Ted
1,139 views
find the magnitude of vectors
A=?+4j+4k B=?+2j+3K if the angle them 15 deegre a.) by scalar product b.) by vector product
3 answers
asked by
JORHO
519 views
Find the magnitude of vectors
A=?+4j+4k B=?+2j+3k if angle between them 15 deegres a) By scalar product b) by vector product
2 answers
asked by
JORHO
532 views
The sum of two vectors A and B is maximum when both vectors are :
A)parallel B) opposite in direction C) perpendicular to each
1 answer
asked by
Q8
395 views
\ For the vector A=2I+3J and B=I+J what is magnitude and direction of ( A-B).
1 answer
asked by
bbbb
282 views
Vector A has a magnitude of 3.0 m and direction 1o3 degrees relative to the positive x-axis. Vector B has magnitude 5.0m and
3 answers
asked by
Hannah
479 views
Find an ordered triple to represent vector x in x = -6z+1/4y if vector y=<2,18,-4/5> and vector z = <-1/2, 3/4, -1/6> Please and
1 answer
asked by
Tabby
360 views
Explain how the vector C⃗(Going from the head of B⃗ to the head of A⃗) can be written in terms of vectors A⃗ and B⃗
Giv
3 answers
asked by
Melissa
1,214 views
Assume that points A(5, 10, 1), B(6, 3, 6), and C(12, 1, 4) are on a plane.
Find vector AB and vector AC.
3 answers
asked by
Grace
320 views
Assume that points A(5, 10, 1), B(6, 3, 6), and C(12, 1, 4) are on a plane.
Find vector AB and vector AC.
1 answer
asked by
Grace
296 views
calculus problem is u = 7i +9j + 2 k and v = -7i -9j - 2 k. and my ans is -135 how to double check
6 answers
asked by
linda
573 views
Let u=(2,0,k,-1) v=(-4,0,-3,2) and w= (0,1,0,0). Each answer must be justified(there is no answer where k=nothing)
a) find all
1 answer
asked by
Simon
873 views
Vector A has a magnitude of 20m and makes an angle of 30 degrees above the positive x axis. Vector B--> has a magnitude of 15m
3 answers
asked anonymously
64 views
Vector A has a magnitude of 18 (in some unspecified units) and makes an angle of 25 with the x axis, and a vector B has a length
2 answers
asked by
Logan
1,285 views
Let Vector V(t) = 2pi t î + 2pi t ĵ.
Find the vector V(1/3). Where is the vector after the next 1/3s? What is the angular
1 answer
asked by
Susan
333 views
5. Given the vectors vec r 2 = 37 + 2j -5 vec k and vec r 2 =-2 vec l - j + vec k . a) Calculate the magnitude of the vector vec
3 answers
asked anonymously
32 views
Use the properties of linear operations with vectors to show that for any vector a:
-> 0a=0
3 answers
asked by
Ryan
352 views
Show that if a, b, c are in V3, then
(a x b) dot [(bxc)x(cxa]) = [a dot (b x c)]^2 I don't know what properties to use
1 answer
asked by
Phil
499 views
show that if L is any line through the origin in R3 and x is any vector with its initial point at the origin, then the
2 answers
asked by
jack
556 views
||u||=2
||v||=3 ||w||=5 u dot v = -1 u dot w = 1 v dot w = -4 Compute: a. ||-4w|| b. (u+w) dot v c. ||u+v||^2 d. ||v-4w||^2
1 answer
asked by
Kay
421 views
Find the magnitude of the resultant of the following two vectors: i) 50 units due east and ii) 100 units 30° north of west.
the
1 answer
asked by
meera
1,141 views
Given the vectors = 2.00 + 8.00 and = 4.00 - 5.00, do the following.
(a) Draw the vector sum = + and the vector difference = - .
3 answers
asked by
caitlin
592 views
a) If vector u and vector v are non-collinear vectors show that vector u, vector u cross product vector v and (vector u cross
1 answer
asked by
Suhani
1,164 views
let vector U = (vector u1, vector u2) vector V = (vector v1, vector v2) and vector W = (vector w1, vector w2) Prove each
2 answers
asked by
Shaila
1,147 views
If |u| = 10, |v| = 8, and the angle formed between them is 60°, then u · v = .
3 answers
asked by
Thomas
484 views
Determine a unit vector that is orthogonal to both u=[3,-4, 1] and v=[2,3,-4].
1 answer
asked by
Ariza
457 views
the vector a-5b and a-b are perpendiculat. If vector a and b are unit vectors, then determine axb
2 answers
asked by
Marie
664 views
Let u=[3,-5],
v=[-6, 1] w=[4,7] Evaluate: u * (v + w)
1 answer
asked by
Bobby
283 views
If two vectors u and v fit the equation (u − v) • (u − v) = u•u+v•v, how must these vectors u and v be related? What
3 answers
asked by
sally
765 views
||v|| = 8 u = <5, 6>
find the vector
1 answer
asked by
victor
299 views
Find the manitude of each vetcor, and write each vector as the sum of the unit vectors.
Choose either one (2,6) or (4,-5) Thank
1 answer
asked by
amy
373 views
two vectors x1 = (20 m) x and x2 (15 m) x, compute and show graphically (a) x1 + x2, (b) x1-x2 and (c) x2-x1
4 answers
asked by
Anonymous
465 views
Given that position vector a=4i+2j, position vector b=13i+5j are the vectors of A and B respectively. Given also that C lies on
1 answer
asked by
Claire
404 views
Consider the following three vectors: a = 3i + 4j ; b = pi + 2j ; c = mi + nj , where
m, n and p are constants. If: � a + b = 9i
3 answers
asked by
Kim K
837 views
When do you use the dot product and the cross product?
1 answer
asked by
Sam
379 views
For the first question I really need all help I can get. Thanks!
1. Given a and b are unit vectors, a) if the angle between them
2 answers
asked by
Anonymous
716 views
Use vectors u, v and w given below to find each expression.
(1) v times w (2) v times u
4 answers
asked by
Gilligan
478 views
Let vector u = [3, 2]
a) Determine each vector i) 2u = 2[3, 2] 2u = [6, 4] c) Determine the length of each vector in a. MY
1 answer
asked by
Anonymous
313 views
Let u and v be vectors in R^n, and let T be a linear operator on R^n. Prove that T(u) dot T(v) = u dot v
IFF A^T = A^-1 where A
1 answer
asked by
romulo
449 views
Two vectors are given by
a = 3.3i + 6.5j, and b = 2.5i + 4.9j. Find a) a·b = b) (a + b)·b = c) the component of a in the
1 answer
asked by
Technoboi11
636 views
Pages
1
2
3
4
5
6
Parent Categories (23)
Algebra
Algebra and Equations
Bearings
Calculus
Coordinate Systems and Vectors
Equations and Expressions
Geometry
Geometry and Trigonometry
Geometry/Trigonometry
Linear Algebra
Mathematical Operations
Mathematics
Physics
Trigonometry
Vector Algebra
Vector Analysis
Vectors
Vectors and Angles
Vectors and Coordinates
Vectors and Geometry
Vectors and Matrices
Vectors and Planes
Vectors and Trigonometry