CBSE Guess > Papers > Important Questions > Class XII > 2009 > Maths > Mathematics By Anil Kumar Tondak CBSE CLASS XII Vector Algebra Q. 1. Find a vector in the direction of vector Q. 2. Show that the points A, B and C with position vectors, Q. 3. Find Q. 4. Find the area of the parallelogram whose adjacent sides are determined by the vectors Q. 6. Let Q. 8. The scalar product of the vector Q. 9. If the sum of two unit vectors is a unit vector, Prove that the magnitude of their difference is Q. 11. Prove that the line segment joining the mid-points of two sides of a triangle is parallel to the third side and equal to half of it. Q. 12. ABCD is a parallelogram. If the coordinates of A, B, C are (-2, -1), (3, 0) and (1, -2) respectively, Find the co-ordinate of D. Q. 13. Show that the points A, B, C with position vectors Q. 14. If a vector makes a, b, Q. 16. If Prepared By Anil Kumar Tondak
|