CBSE Guess > Papers > Important Questions > Class XII > 2007 > Maths > Mathematics (Vector) By Mr. Manoranjan Behera (Vector)
Q. 1. If Q. 2. Express the vector Q. 3. If a unit vector Q. 4. If Q. 5. If Q. 6. Prove that, for any two vectors Q. 7. Prove that if the vectors Q. 8. Prove that the points A, B and C with Position vectors Q. 9. If a, b, c are the position vectors of the non – collinear points A, B, C, respectively in space, show that Q. 10. Show that Q. 11. Find Q. 12. Given that Q. 13. Prove that [ Q. 14. If any three vectors a, b and c are coplanar, prove that the vectors a + b, b + c and c + a are coplanar. Q. 15. If a = 2i + 2j - k , b= 3i - j - k and c = i +2j - 3k, verify that a x (b x c ) = (a . c) b - ( a.b) c
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