If the co-ordinates of the two given poi...

If the co-ordinates of the two given point s A and B are (3,-1,7)and (4,-3,-1) respectively,find the magnitude and direction cosines of `bar(AB)`.

Topper's Solved these Questions

RELATION AND FUNCTION INVERSE TRIGONOMETRIC FUNCTIONS LINEAR PROGRAMMING
USHA PUBLICATION|Exercise EXERCISE|103 Videos

Similar Questions

Explore conceptually related problems

Given co-ordinates of the points A and B as (-1,-2) and (-5,-6) respectively, what is the magnitude of oversetrarr(AB) ?

Find the co-ordinates of the point where the line joining (3,4,-5) and (2,-3,1) meets the plane 2x+y+z-7=0.

If a = (2, -2, 1), b = (2, 3, 6) and c = (-1, 0, 2) find the magnitude and direction of a-b+2c.

If A,B,C are the points (1,0,2), (0,3,1) and (5,2,0) respectively, find mangleABC

Find the direction cosines of the line segment joining (3,6,1) and (4,-1,5).

If the vertices A,B,C of a triangle ABC are A(1,1,8),B(4,-3,-4)and C(-3,1,5) respectively then find angle BAC .

If A, B, C are the points (1, 4, 2), (-2,1,2) and (2,-3,4) respectively then find the angles of the triangle ABC.

If P,Q,R,S are points (1,2,5), (-2,1,3) , (4,4,2) and (2,1,-4) respectively, find the projection of PQ on RS.

USHA PUBLICATION-VECTORS THREE DIMENSIONAL GEOMETRY -EXERCISE

Let hata,hatb,hatc be unit vectors. Suppose that and the angle between...
Text Solution
|
Calculate the area of the triangle ABC (by vector method) where A(1,1,...
Text Solution
|
If the co-ordinates of the two given point s A and B are (3,-1,7)and (...
Text Solution
|
Find the co-ordinates of the foot of the perpendicular from the point ...
Text Solution
|
Write the vector equation of a line through the point (1,2,3) and para...
Text Solution
|
Show that the line through the point(4,7,8),(2,3,4)is parallel to the ...
Text Solution
|
If P (1,y,z) lies on the line through (3,2,-1) and (-4,6,3) find y & z...
Text Solution
|
Find the perpendicular distance of the point (-1,3,9) from the line (x...
Text Solution
|
Find the direction cosines of the unit vector perpendicular to the pla...
Text Solution
|
Find the equation of the plane through the points (1,0,-1),(3,2,-2)and...
Text Solution
|
A variable plane passes through a fixed point (a,b,c) and meets the co...
Text Solution
|
Find the equation plane passing through the point (2,3,1 )and perpendi...
Text Solution
|
Find the equation of the plane passing through the line x = y = z and ...
Text Solution
|
Prove the following by vector method. Median to the base of an isoscel...
Text Solution
|
Prove the following by vector method. In a triangle AOB, mangleAOB = 9...
Text Solution
|
show that the direction of cosines of a vector equally inclined to the...
Text Solution
|
If veca=vecb+vecc, then write the value of veca*(vecbxxvecc).
Text Solution
|
If D is the mid point of side BC of a triangleABC, show by vector meth...
Text Solution
|
Find the scalar components of a unit vector which is perpendicular to ...
Text Solution
|
Decompose the vector 6hati-3hatj-6hatk into vectors which are parallel...
Text Solution
|