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Popular Questions
- The value of k for which the vectors a = i + j and b = -2i + kj are collinear is
- let a = 3i + 2j + xk and b = i - j +k , for some real x. th then
- let a = i - j, b = i + j + k and c be a vector such that
- If Ä = (2,1,-1),b = (1,-1,0),ć = (5,-1,1), then unit vector parallel to a + b - c but in opposite direction is
- if a unit vector a makes pie /3 with i pie /4 with j and
- let a = i + 2j + 4k, b = i + Aj + 4k and c = 2i + 4j + (A^2 -1) k be coplanar
- A force of magnitude √6 acting along the line joining the points
- A and B are two points. The position vector of A is 6 b - 2 a
- P is the point of intersection of the diagonals of the parallelogram abcd. If o is any point,then
- Let a, b and c be three unit vectors, out of which vector b and c are non - parallel.
- a, b, c, d, e are five coplanar points, then
- respectively be the position vectors of the points a, b and c with respect to the origin o .
- let a = i + j + root 2 k, b=b1 i + b2 j root 2k and
- Let a and b be two unit vectors. If the vectors
- If the position vectors of the vertices of a triangle be 2i + 4j - k, 4i + 5j + k and 3i + 6j - 3k, then the triangle is
- If a and b are position vectors of A and B respectively
- The magnitude of cross product of two vectors is √3 times the dot product. The angle between the vector is
- If ABCDEF is a regular hexagon
- If p = i + j, q = 4k - j and r = i + k then the unit vector in the direction of 3p + q - 2r is
- The perimeter of the triangle whose vertices have the position vectors
- The position vectors of P and Q are respectively a and b
- Area of diagonals is, ..., where diagonals are
- If the sum of two units vectors is a unit vector, then the magnitude of their difference is
- If the position vectors of A, B and C are respectively
- A vector perpendicular to 2i + j + k and coplaner with i + 2j + k and i + j + 2k is
- If the position vectors of the vertices of TRIANGLE ABC are
- the distance of point having position vector
- the magnitude of the projection of the vector
- If the position vector of A with respect to O is
- If a and b are two non-zero and non-collinear vectors, then a + b and a - b are
- AB * AC = 2i - 4j + 4k, then the area of triangle ABC is
- Let a = 2i - j + k
- the sum of the district real values of for which the vectors
- a = 2i + 2j - k, b = α j + β j + 2k
- Let u be a vector coplaner with the vectors
- The position vectors of the points A, b, c are (2i + j - k), (3i - 2j + k) and (i + 4j - 3k) respectively. These points
- If p is any pt. within a Δabc, then pa +cp =
- if vectors 3i + j - 5k and ai + bj - 15k are collinear, then
- if the vector a = 2i + j +4k, b =4i - 2j + 3k and c =2i - 3j
- If the angle between the lines
