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Show that the points (-2,3,5), (1,2,3) a...

Show that the points (-2,3,5), (1,2,3) and (7,0,-1) are collinear.

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Using section formula, prove that the three points (-2,3,5),(1,2,3) and (7,0,-1) are collinear.

Show that the points (-2, 3, 5), (I, 2, 3) and (7, 0, -I) are collinear (by vector method only).

Show that the points A(1,2,7), B(2,6,3) and C(3,10,-1) are collinear.

Show that the points A(3,5,1), B(-1,0,8) and C(7,10,-6) are collinear.

Using distance formula, show that the points (1,5), (2,4) and (3,3) are collinear.

Show that the points A(2,3,-4), B(1,-2,3), C(3,8,-11) are collinear.

Show that the points A(2,3,4),B(-1,2,-3) and C(-4,1,-10) are collinear. Find the equations of the line in which they lie.

The points (1, 2, 3), (-2, 3, 4) and (7,0,1) are collinear.

ACCURATE PUBLICATION-VECTOR ALGEBRA-QUESTIONS CARRYING 2 MARKS
  1. Find a vector of magnitude 5 units, and parallel to the resultant of t...

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  2. If the sum of two unit vectors is a unit vector, show that the magnitu...

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  3. Show that the points (-2,3,5), (1,2,3) and (7,0,-1) are collinear.

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  4. If a unit vector veca, makes angles pi/3with hati, pi/4wih hatj and...

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  5. Find a vector of magnitude 5sqrt(2) units which makes an angle of (pi)...

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  6. Write the value of the cosine of the angle which the vector veca=hati+...

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  7. If veca=2hati+2hatj+3hatk,vecb=-hati+2hatj+hatk and vecc=3hati+hatj ar...

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  8. The vectors veca=3hati+xhatj and vecb=2hati+hatj+yhatk are mutually pe...

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  9. Find the values of lamda for which the angle between the vectors veca=...

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  10. If veca and vecb are two unit vectors such that veca+vecb is also a un...

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  11. If veca and vecb are two vectors such that |veca+vecb|=|veca|, then pr...

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  12. Write the projection of the vector 7hati+hatj+4hatk on the vector 2hat...

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  13. If veca=hati+2hatj-hatk, vecb=2hati+hatj+hatk and vecc=5hati-4hatj+3ha...

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  14. Express the veca=5hati-2hatj+5hatk as sum of two vectors such that one...

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  15. Show that the point whose position vectors are veca=4hati-3hatj+hatk,v...

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  16. The scalar product of the vector hati+hatj+hatk with a unit vector alo...

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  17. If a unit vector veca makes angle (pi)/(4) with hati , (pi)/(3) with ...

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  18. Let veca=hati+4hatj+2hatk,vecb=3hati-2hatj+7hatk and vecc=2hati-hatj+4...

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  19. Dot product of a vector with vectors hati-hatj+hatk,2hatk+hatj+3hatk a...

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  20. If veca+vecb+vecc=vec0 and |veca|=3,|vecb|=5,|vecc|=7, show that the a...

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