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If bar(a),bar(b),bar(c) are the position...

If `bar(a),bar(b),bar(c)` are the position vectors of the points `A(1,3,0),B(2,5,0),C(4,2,0)` respectively and `bar(c)=t_(1)bar(a)+t_(2)bar(b)`, then find values of `t_(1)` and `t_(2)`.

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The correct Answer is:
`t_(1)=-16,t_(2)=10`
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NAVNEET PUBLICATION - MAHARASHTRA BOARD-VECTORS-Examples for Practics
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  3. If bar(a),bar(b),bar(c) are the position vectors of the points A(1,3,0...

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  5. If the points A(2,p,1),B(1,2,q) and C(3,2,1) are collinear, then find ...

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  6. Express bar(p) as a linear combination of bar(a),bar(b)andbar(c), wher...

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  7. Express the vector bar(a)=9hat(i)+hat(j)+2hat(k) as a linear combinati...

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  8. If bar(a),bar(b),bar(c) are non-zero, non -coplanar vectors, then show...

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  9. If bar(a)+lamdabar(b)+3bar(c),-2bar(a)+3bar(b)-4bar(c),bar(a)-3bar(b)+...

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  10. D, E, F are the midpoints of the sides BC, CA and AB respectively of t...

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  11. Show that if bar(AB)=bar(DC), then the figure ABCD is a parallelogram.

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  12. If G is the centroid of triangleABC and O is any point in the plane of...

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  13. Find [bar(a)bar(b)bar(c)] where : (1) bar(a)=2hat(i)+hat(j)-hat(k),b...

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  14. If bar(a)=hat(i)+hat(j)+hat(k),bar(b)=2hat(i)+qhat(j)+hat(k),hat(c)=ha...

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  15. Show that the vectors hat(i)-hat(j)-6hat(k),hat(i)-3hat(j)+4hat(k)and2...

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  16. Find the volume of the parallelopiped whose coterminus edges are : (...

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  17. Find lamda, if the vectors bar(a)=hat(i)+hat(j)+hat(k),bar(b)=hat(i)-h...

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  18. If bar(a),bar(b),bar(c) are any three vectors, prove that (1) [bar(a)...

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  19. Find the volume of the parallelopiped with segments AB, AC and AD as c...

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  20. Find the volume of the tetrahedron whose vertices are A(3,7,4),B(5,-2,...

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