Saturday

April 19, 2014

April 19, 2014

Number of results: 13,220

**Maths-Vectors Help!**

Please can you help me as I have just been introduced to your Help Forum: Determine whether the vectors u, v and w given below are linearly independent or dependent where u, v and w are non-colliner vectors such that u=2a-3b+c , v=3a-5b+2c and w=4a-5b+c. thanks. Use exactly ...
*Monday, April 16, 2007 at 8:10am by Charles*

**math**

given that vectors(p+2q) and (5p-4q) are orthogonal,if vectors p and q are the unit vectors,find the product of vectors p and q?
*Tuesday, January 1, 2013 at 6:21am by bhawani*

**math**

given that vectors(p+2q) and (5p-4q) are orthogonal,if vectors p and q are the unit vectors,find the dot product of vectors p and q?
*Wednesday, January 2, 2013 at 1:04am by bhawani*

**maths**

Given that vector c and vector d are non zero vectors such that vector c =x1i + y1j + z1k and vector d =(y1z2-y2z1)+(x1y2 -x2y1)show that the two vectors are perpendicular.
*Saturday, February 18, 2012 at 8:25am by victor m*

**Maths-can someone explain something to me???**

Here's another site that may help you. https://www.khanacademy.org/math/linear-algebra/vectors_and_spaces/vectors/v/linear-algebra--introduction-to-vectors
*Monday, February 18, 2013 at 12:48pm by Ms. Sue*

**Maths-can someone explain something to me???**

this is a forum for help with homework questions. Asking for a dissertation on vector algebra is a bit much. Also, it will probably not be any more comprehensible here than in your textbook. Looks lie it's time for a little face-to-face help. http://www.physics.uoguelph.ca/...
*Monday, February 18, 2013 at 12:48pm by Steve*

**physics**

Can you help me with this one also? I know how to do it with 3 vectors but I can't seem to draw it with 4 vectors. The magnitudes of the four displacement vectors shown in the drawing are A=16.0 m, B=11.0 m, C=12.0 m, and D=26.0 m. Determine the (1) magnitude and (2) ...
*Sunday, January 23, 2011 at 9:02pm by Brittany*

**Math - Algebraic Vectors**

Given the vectors: u = [3, 0] v = [-1, 2] a) Express the vector w = [2, 8] as a linear combination of vectors u and v. How do I do this?
*Wednesday, February 13, 2008 at 2:38pm by Anonymous*

**Advanced Maths (Vectors) AQA Level**

Triangle ABC with D, E and F the midpoints of BC, AC, and AB. G is the midpoint of AD such that the ratio AG:GD =2:1, VECtors AB =p and BC =q Prove that B, G and E are collinear. prove the same results for point C, G and G
*Sunday, February 12, 2012 at 1:36am by Jat*

**Advanced Maths (Vectors) AQA Level**

Triangle ABC with D, E and F the midpoints of BC, AC, and AB. G is the midpoint of AD such that the ratio AG:GD =2:1, VECtors AB =p and BC =q Prove that B, G and E are collinear. prove the same results for point C, G and F
*Sunday, February 12, 2012 at 1:36am by Jat*

**math**

if vectors a+b+c=0 and modulus of the vectors a, b and c are 3 ,5 and 7 respectively. find the angle between the vectors a and b.
*Saturday, January 5, 2013 at 4:04am by raja*

**Calculus and Vectors**

THE VECTORS a - 5b AND a-b ARE PERPENDICULAR. IF a AND b ARE UNIT VECTORS, THEN DETERMINE a dot b
*Saturday, May 11, 2013 at 3:53pm by Johnny*

**math**

two vectors are defined as a=2i+xj and b=i-4j. find value of x if a) the vectors are parallel b) the vectors are perpendicular
*Sunday, November 21, 2010 at 8:12pm by karla*

**math**

two vectors are defined as a=2i+xj and b=i-4j. find value of x if a) the vectors are parallel b) the vectors are perpendicular
*Sunday, November 21, 2010 at 8:50pm by karla*

**physics**

You add the vectors. I recommend break each of the distances into N and E vectors, so adding the four vectors can be done in components. I will be happy to critique your thinking or work.
*Monday, January 14, 2008 at 3:11am by bobpursley*

**Calculus**

Name two sets of vectors that could be used to span a set in R^3. Show how the vectors (-1,2,0) and (3,4,0) could each be written as a linear combination of the vectors you have chosen.
*Wednesday, April 28, 2010 at 4:56pm by Jackiee*

**Physics**

Break each of the vectors into N, E components. For instance: vectorC is -C*Cos35 E and C*sin35N do that for all three vectors, then the sum of all three E vectors will be zero, and the sum of all three N vectors will be zero. Solve B, C (B,C is a magnitude of vectors b, C
*Monday, January 19, 2009 at 8:59pm by bobpursley*

**Calulas and VECTORS**

THE VECTORS a - 5b AND a-b ARE PERPENDICULAR. IF a AND b ARE UNIT VECTORS, THEN DETERMINE a * b
*Wednesday, May 19, 2010 at 7:34pm by z...........................*

**Vectors**

THE VECTORS a - 5b AND a-b ARE PERPENDICULAR. IF a AND b ARE UNIT VECTORS, THEN DETERMINE a * b
*Saturday, May 11, 2013 at 3:54pm by Johnny*

**physics**

if the * is the degrees, then you need to draw the vectors according to their direction. you can use a graph paper and make your own scale: say one unit cube is 10km/hr. then use the protractor to draw the vectors taking an horizontal line as zero degrees. then draw the ...
*Thursday, June 6, 2013 at 3:57am by bonjo*

**maths**

Let a, b, c and d be vectors. (i) Show that (a - b) * (a + b) = a^2 - b^2
*Wednesday, February 6, 2013 at 3:50pm by Jess*

**maths**

1) Suppose that an insect crawls in a plane in a path given in polar coordinates by r = be^kt; theta = kt; where b; k are positive constants and t is time.Find the velocity and acceleration vectors of the insect. Show that the angle between the velocity and acceleration ...
*Wednesday, February 20, 2013 at 3:42pm by Jess*

**physics**

if the * is the degrees, then you need to draw the vectors according to their direction. you can use a graph paper and make your own scale: say one unit cube is 10km/hr. then use the protractor to draw the vectors taking an horizontal line as zero degrees. then draw the ...
*Thursday, June 6, 2013 at 3:57am by d*

**vectors**

Determine whether each statement is true or false. Provide a brief justification. a. Two lines with parallel direction vectors willnot intersect. b. Two linesthat are perpendicularin R3 willhave perpendicular direction vectors. c. Two linesthat havenon-paralleldirection ...
*Wednesday, June 9, 2010 at 5:25pm by Alicia*

**Calculus and vectors**

Please, help I don't understand vectors T.T 1. In the prism, assume all dimensions have different lengths, state the following: a) state 3 equal vectors to DC⃗ b) state 4 opposite vectors to BC⃗ ------------------------------------- Here is the prism below, imgur ...
*Sunday, March 18, 2012 at 12:09am by Melissa*

**Calculus and vectors**

A parallelogram is formed by R^3 by the vectors PA=(3,2,-3) and PB=(4,1,5). The point P=(0,2,3). a) what are the location of the vertices? b) what are the vectors representing the diagonals? c) what are the length of the diagonals?
*Friday, March 23, 2012 at 4:03pm by Melinda*

**Physics Vectors**

two vectors A and B have magnitude such that A>B. We do not know the directions of the vectors. however we can say that the magnitude of the sum A+B must be between? a) B and 2A b)A and A+B c) A-B and A+B d) A-B and A e) B and A+B
*Thursday, September 27, 2012 at 8:59pm by cody*

**12th grade**

prove that normal to plane containing 3 points whose position vectors are a vector,b vector,c vectorlies in direction addition of cross product of vectors b and c and cross product of vectors c and a and cross product of vectors a and b
*Tuesday, September 22, 2009 at 9:54am by parth*

**physical science**

The resultant vector of two particular displacement vectors dose not equal the sum of the magnitudes of the individual vectors. Describe the directions of the two vectors.
*Monday, May 2, 2011 at 5:15pm by Becky*

**PreCalculus**

Given vectors u=7i + 3j and v = -4i + 3j, find 5u-4v in terms of unit vectors. I am just beginning the study of vectors and have this problem. Could someone help? Thanks.
*Thursday, January 29, 2009 at 9:48pm by Joanie*

**college physics**

vectors have direction. YOu have specified no directional vectors in your vectors.
*Tuesday, September 28, 2010 at 1:15pm by bobpursley*

**Maths-Vectors Help!**

set them as a matrix 3x3 then find the determinant if it is 0 then they are dependant
*Monday, April 16, 2007 at 8:10am by whatever*

**physics-vectors**

If the magnitude of the sum of two vectors is greater than the magnitude of either vector, then: If the magnitude of the sum of two vectors is less than the magnitude of either vector, then: a. the scaler product of the vectors must be negative b. the scaler product of the ...
*Monday, August 6, 2007 at 12:33am by mekeke*

**maths**

prove that if a is not equal to zero and if a * b = a * c and a ^ b = a ^ c then b = c [Hint: calculate a * (b-c) and a ^ (b-c) vectors mechanics
*Wednesday, February 6, 2013 at 3:46pm by jenny*

**Physics **

The last thing you need to see is an equation. You are adding three vectors. Compute the vectors, and add them with vector math, the result will be along the direction of the diagonal. I suspect you are having breaking vectors into components, and need to understand that.
*Friday, August 13, 2010 at 8:12pm by bobpursley*

**vectors**

ok theres a graph. its like this. basically theres a ray coming from the origin going up and left diagonally at about a 30 degree angle. the question says "for the following vectors draw the component vectors along the x and y axis". what do i do?!
*Wednesday, August 5, 2009 at 2:24pm by jawn*

**vectors**

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 familiar theorem does this equation represent?
*Monday, April 12, 2010 at 7:07pm by sally*

**maths --plse help me..**

We need two direction vectors in the plane, one is vector AB or (3, -1, 2) the other is the direction of the line parallel to the plane which is ((1, -4, 7) a normal to the plane would be the cross - product of the two vectors above Assuming you know how to find that normal, I...
*Friday, December 28, 2012 at 11:44am by Reiny*

**linear algebra**

which of the following sets of vectors span R^3? a.){(1, -1, 2), (0, 1, 1)} b.) {1, 2, -1), (6, ,3, 0), (4, -1, 2), (2, -5, 4)} c.) {(2, 2, 3), (-1, -2, 1), (0, 1, 0)} d.) {(1, 0, 0), (0, 1, 0), (0, 0, 1), (1, 1, 1)} can someone show the steps to check for one of them and i ...
*Thursday, July 19, 2007 at 2:02pm by chris*

**Maths - Vectors**

The position vectors a,b,c of the points A,B,C relative to the origin O are ai, bj and ck respectively.Find: 1) a vector equation for the line l throught O which is normal to the plane ABC. 2) a vector equation of the plane ABC The answers should be: 1) r=t(bc i +ac j +ab k) ...
*Monday, February 2, 2009 at 10:32am by Claire*

**Physics**

A) The work done is the scalar product of the F and d vectors. B) The cosine of the angle between the two vectors is the ratio of the scalar product (obtained in part (A)) to the product of the magnitudes os the F and d vectors. C) I do not understand why the displacement is ...
*Wednesday, April 22, 2009 at 10:40pm by drwls*

**Calculus and vectors**

take the triple product (2,0,1)•(-2,0,0)×(2,3,0) | 2 0 1 | |-2 0 0 | = -6 | 2 3 0 | so the vectors are not coplanar. The product represents the volume of the parallelopiped with the three vectors as edges. If they are coplanar, the volume is zero.
*Monday, March 26, 2012 at 3:21pm by Steve*

**Vectors**

You don't really even need vectors for this. It takes 2/10 hours to cross the river. In that time, the boat drifts downstream 2/10*4 = 4/5 km. Now, if you want to find the heading needed to get straight across the river, then you need some vectors.
*Monday, March 12, 2012 at 10:45pm by Steve*

**Calculus and vectors**

|C|=5 and |D|=8. The angle formed by vectors C and D is 35 degrees, and the angle formed by vectors A and C is 40 degrees. Determine |B|. Could someone explain this question
*Friday, March 23, 2012 at 12:12am by Jake*

**total misunderstanding of vectorsphysics**

You have made this problem impossible by the most fundamental error. You gave us scalars, not vectors! Vectors have both magnitude (scalar length) and DIRECTION !!! Without direction, the three "things" are simply not vectors and they certainly do not have components.
*Friday, February 8, 2013 at 6:40pm by Damon*

**Maths**

There are 3 vectors: p= 7i + 10j q= 3i + 12j r= -i +4j Could you show me how to find the angle PQR. using the scalar product.
*Monday, March 14, 2011 at 11:05am by Anique*

**college Algebra/Linear Algebra**

Find a Basis for each of these substances of R^4 (a) All vectors whose components are equal (b) All vectors whose component add to zero (c) All vectors that are perpendicular to (1,1,0,0) and (1,0,11) (d) The column space (In R^2) and nullspace(In R^5) of U=[1 0 1 0 1] [0 1 0 ...
*Wednesday, November 3, 2010 at 10:06am by traxx*

**math**

Two vectors have magnitudes of 3 units and 8 units respectively. The resultant of these two vectors has a magnitude of 8 units. What is the angle between these two vectors?
*Friday, March 1, 2013 at 6:58pm by dave*

**Math**

Prove that vectors u, v and w are coplanar if and only if vectors u, v and w are linearly dependent.
*Friday, April 18, 2008 at 1:34am by Tess*

**Calculus/Vectors**

Calculate the area of the parallelogram with sides consisting of the vectors: a = (1,2,-2) b = (-1,3,0)
*Tuesday, May 17, 2011 at 5:46pm by Anonymous*

**Vectors/Calc**

Calculate the area of the parallelogram with sides consisting of the vectors: a = (1,2,-2) b = (-1,3,0)
*Tuesday, May 17, 2011 at 6:52pm by Anonymous*

**Physics**

If a&b are vectors such that a+3b=-3i+j & a-b=i-2j then find vectors a&b.
*Wednesday, November 16, 2011 at 12:52pm by Emily*

**Calculus and vectors**

Do the vectors (2,0,1),(-2,0,0) and (2,3,0) lie on the same plane? Explain your reasoning.
*Monday, March 26, 2012 at 3:21pm by Melinda*

**Calculus and Vectors**

(a-5b).(a-b) = 0 ----> a^2 + 5 b^2 - 6 a.b = 0 a^2 = b^2 = 1 (as a and b are unit vectors), therefore: a.b = 1
*Saturday, May 11, 2013 at 3:53pm by Count Iblis*

**Vectors **

Determine two unit vectors that are perpendicular to both a=[-5,6,2] and d=[3,3,-8].
*Thursday, June 17, 2010 at 11:26pm by Anonymous*

**physics**

what are vectors? and how do you us them. for example, i don't understand vector addition.
*Sunday, January 23, 2011 at 10:06pm by vectors?*

**engineering science N4**

You add them as vectors. Vbreltoa=velocityb-veloictya AS VECTORS
*Monday, March 4, 2013 at 1:57pm by bobpursley*

**Vectors**

Vectors "v" and "w" are given by v = 5i - 2j and w = i + 3j. Find scalars r and s such that r ( v - w) = ( r + s )i - 20j.
*Thursday, April 26, 2012 at 9:32am by Cameron*

**vectors **

how do you determine if two vectors are a) Collinear b) orthogonal?
*Thursday, June 17, 2010 at 11:05pm by Ariza *

**Science**

Net force is the totla force acting on an object. Remember that forces are vectors, so you have to choose a positive direction, where the vectors will be positive and a negative direction where the vectors will be negative.
*Wednesday, March 28, 2012 at 8:00pm by A.P.*

**Calculus**

Two force vectors act on an object and the dot product of the two vectors is 20. If both of the force vectors are doubled in magnitude, what is their new dot product?
*Thursday, March 29, 2012 at 7:06pm by Jake*

**Vectors**

If vector a and b are unit vectors, and |a+b|= root3, determine (2a-5b) dot product(b+3a)
*Wednesday, May 19, 2010 at 5:11pm by Shawn*

**physics**

Find the vectors.sum of ihe three vectors A=-3i-2j+7k, B=i+3j+k, C=-k
*Monday, February 4, 2013 at 8:24pm by baron*

**Maths**

Iam stuck with this question including negative sign. Please I need help. Determine the magnitude and direction of this vectors (a) -8i + 6j (b) -5i - 12j
*Monday, May 27, 2013 at 6:05am by Shamine*

**Maths**

Iam stuck with this question including negative sign. Please I need help. Determine the magnitude and direction of this vectors (a) -8i + 6j (b) -5i - 12j
*Monday, May 27, 2013 at 6:06am by Shamine*

**maths**

The required plane can be found by: 1. find two distinct points A, B on the line r. 2. Form two vectors from the point P to the two points on the line. These two vectors will lie in the required plane. 3. find the normal n to the plane by the cross product of the two vectors ...
*Friday, March 12, 2010 at 1:36am by MathMate*

**maths**

1.IF Vector OA =2i + 3j – k, vectorOB = i – 2j + 3k determine the value of vectorS ,OA X OB
*Saturday, February 18, 2012 at 8:19am by chrystabelle*

**Vectors, please check drawing**

You have correctly chained the two vectors together. The resultant is the vector that joins the head and tail of the chain, but it is important to note that: "the arrow-head of the resultant and the chain coincide, and the tails coincide as well" It is not possible to verify ...
*Thursday, September 22, 2011 at 9:06pm by MathMate*

**Math**

Given two non-collinear vectors a and b, show that a, axb, and (axb)xa are mutually perpendicular. Also Express the unit vectors i, j, and k as ordered triplets and show that i x j = k what are ordered triplets? Using components show that u x v = -v x u for any vectors u and v.
*Sunday, March 30, 2008 at 10:57am by Anonymous*

**Maths-can someone explain something to me???**

And don't give up on the face time. We homeschooled our children for several years, and there are always support groups available. Someone near you will know about vectors. If you can't find anyone in your immediate circle of friends, don't be afraid to visit a nearby school ...
*Monday, February 18, 2013 at 12:48pm by Steve*

**Calculus**

(a) Since the definition of a dot product of A and B vectors , where A and B are vectors, is |A| |B| cos theta, then if B = A, then the angle between the two vectors is zero and {A}^2 = A*A (b) What are a and b? You don't define them. If the magnitude of F is constant, the ...
*Saturday, September 6, 2008 at 7:00pm by drwls*

**physics**

Given the vectors = (19 cm, -7 cm) in green and = (-23 cm, 9 cm) in blue shown on the grid below, calculate the magnitude of the vectors described below and select the correct sketch for each from the choices below. The tail-to-head method is used to represent the operations ...
*Tuesday, October 15, 2013 at 12:30am by butcha*

**Mamthematics - Vectors**

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 product vector v) cross product vector u are mutually othogonal. b) Verify this property using vectors collinear with the unit vector, i, j and k c) ...
*Friday, August 20, 2010 at 12:38am by Suhani*

**Vectors**

Vectors a and b have magnitudes 2 and 3, respectively. If one of them is 50degrees, find the vector 5a-2b and state its magnitude.
*Sunday, June 15, 2008 at 2:54pm by Sam*

**Physics**

The sum & difference of two non-zero vectors Ä & B are equal in magnitude.what can you conclude about these vectors?why?
*Sunday, November 25, 2012 at 6:12pm by Minte*

**Calculus and vectors**

Please help/verify the answer. 1. When you add vectors geometrically: a) vectors are aligned tail to tail b) vectors are aligned head to head c) vectors are aligned head to tail d) vectors are put side by side Is the answer D? -------------------------------------- 2. Adding a...
*Monday, March 26, 2012 at 10:53pm by Melinda*

**math**

using 2 different pairs of points, find 2 direction vectors in the plane, then take the cross-product of those two vectors.
*Monday, January 25, 2010 at 5:49pm by Reiny*

**vectors**

Add those two vectors by adding x and y components separately. The equilibrant will have the same magnitude (as the resultant) but be in the opposite direction.
*Sunday, December 5, 2010 at 4:15pm by drwls*

**PLEASE HELP! college algebra**

the magnitude of dot and products of two vectors are 6 ander root 3 and 6 respectivly9.find the angle between the vectors.
*Friday, April 19, 2013 at 8:42pm by a khaliq*

**Physics**

Find the scalar product of the vectors ai+bj and bi-aj . Where a and b are arbitrary constants. What's the angle between the two vectors?
*Thursday, May 30, 2013 at 9:03am by Jacob*

**Mechanics AS (Vectors)**

When Studying Vectors, How Would I Go About Answering This Question? In Each of the following Cases, find the magnitude and direction of the resultant vectors of the two given vectors: a) a displacement of magnitude 26km on a bearing of 175 degrees and a displacement of ...
*Tuesday, February 21, 2012 at 1:00pm by Jat*

**Physics**

For your next question on vectors, you will have to brief us as to what you have learned. To combine two vectors, you could use graphical methods or summing components of vectors. In this particular case, since the two vectors happen to be directed opposite to each other, we ...
*Monday, September 7, 2009 at 8:27pm by MathMate*

**Maths-Vectors Assistance PLZZ!**

Prove that the vectors u=3i+j-2k , v= -i+3j=4k, and w=4i-2j-6k can form the sides of a triangle They will form a triangle if they are linearly dependent, that is, if (3,1,-2)= m(-1,3,4) + n(4,-2,-6) from which we get 3 equations in two unknowns. -m + 4n = 3 #1 3m - 2n = 1 #2 ...
*Monday, April 16, 2007 at 8:05am by Babanla*

**calulas and VECTORS**

Calculate to the nearest degree, the angle between the given vectors. [x]=8 [y]=3, x * y = 12square root 3 the answer is 30 degrees ont he back of my textbook
*Wednesday, May 19, 2010 at 7:37pm by z...........................*

**Vectors/Calc**

Note: u,v,w,a,b are all vectors Given that u= xa + 2yb v= -2ya + 3yb w= 4a - 2b where a and b are collinear, find the values of x and y for which 2u - v =w
*Monday, May 23, 2011 at 11:10am by Anonymous*

**Physica**

The sum of two vectors A and B is maximum when both vectors are : A)parallel B) opposite in direction C) perpendicular to each other D) A inclined 45 with B E) none of the above
*Wednesday, July 11, 2012 at 1:53pm by Q8*

**Physica**

The sum of two vectors A and B is maximum when both vectors are : A)parallel B) opposite in direction C) perpendicular to each other D) A inclined 45 with B E) none of the above
*Wednesday, July 11, 2012 at 2:02pm by Q9*

**Physica**

The sum of two vectors A and B is maximum when both vectors are : A)parallel B) opposite in direction C) perpendicular to each other D) A inclined 45 with B E) none of the above
*Sunday, July 15, 2012 at 3:25am by Q8*

**Vectors**

Given vectors A = -4.8i + 6.8j and B = 9.6i + 6.7j, determine the vector C that lies in the xy plane perpendicular to B and whose dot product with A is 20.0.
*Tuesday, September 28, 2010 at 11:48pm by Victor*

**physics**

Torque is the F x r vector cross product. Do your x, y and z represent unit vectors? It is conventiuonal to use i, j and k for unut vectors along x, y and z orthogonal axes. I am confused by your notation.
*Friday, March 25, 2011 at 7:21pm by drwls*

**physics**

It is called a dot product, but you typed it like a cross product, which is something else entirely. The dot product of two vectors is the product of their magnitudes TIMES the cosine of the angle between the vectors. These vectors are not parallel in this case, so the cosine ...
*Saturday, March 6, 2010 at 8:29pm by drwls*

**Discrete Math - Geometric Vectors**

Under what conditions will 3 vectors having magnitudes of 7, 24 and 25, respectively, have the zero vector as a resultant? I don't get this question at all.
*Saturday, February 9, 2008 at 5:38pm by Anonymous*

**vectors**

The first and last legs of the journey are equivalent to a displacement of 5 km north. Add, as vectors, the net displacement vectors of 5 km north and 20 km east. Use the Pythagorean theorem. sqrt(5^2 + 20^2) = sqrt(425) = ___ km
*Tuesday, April 5, 2011 at 5:16am by drwls*

**Physics**

2. We have two vectors that line in the x-y plane. If we take the cross-product of those two vectors we know that a. the magnitude of the cross-product will always be equal to the product of the magnitudes of the two vectors. b. the magnitude of the cross-product will always ...
*Tuesday, December 27, 2011 at 8:03am by Sarah*

**calculus**

Find two unit vectors that make an angle of 60° with v = 3, 4 (Enter your answer as a comma-separated list of vectors. Round your answers to four decimal places.)
*Wednesday, August 31, 2011 at 12:46pm by colt*

**Calculus**

Find the inner product of vectors a and b if a = (3, 0, –1) and b = (4, –2, 5,) and state whether the vectors are perpendicular. Find the inner product of vectors a and b if a=(4,-2,-2) and b= (-7,-2,4) , and state whether the vectors are perpendicular.
*Monday, September 10, 2012 at 9:19pm by horre*

**Calculus**

Find the inner product of vectors a and b if a = (3, 0, –1) and b = (4, –2, 5,) and state whether the vectors are perpendicular. Find the inner product of vectors a and b if a=(4,-2,-2) and b= (-7,-2,4) , and state whether the vectors are perpendicular.
*Monday, September 10, 2012 at 10:23pm by horre*

**Physics**

Opposite directions? Subtract (or add if you are doing it as vectors). In Vectors, opposites subtract to give a lesser magnitude.
*Wednesday, September 18, 2013 at 11:17am by bobpursley*

**Physics**

Two vectors are at right angle to each other as shown. Find the resultant vector (the sum of the two vectors).
*Sunday, March 4, 2012 at 4:32pm by Mina*

**Science**

2 forces of 5N&7N respectively act on an object. (a) When will the resultant of 2 vectors be at a maximum? (b) When will the resultant of the 2 vectors be at a minimum?
*Sunday, January 19, 2014 at 12:33am by Lesed*

Pages: **1** | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | Next>>