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Prove that the point (1,11),(2,15),(-3,-...

Prove that the point (1,11),(2,15),(-3,-5) are collinear and find the equation of the straight line containing them.

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The correct Answer is:
`4x-y-7=0`
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AAKASH SERIES-STRAIGHT LINES-SOLVED EXAMPLES
  1. Find the area of Delta^(l e) formed by the straight line x cos alpha+y...

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  2. Find the equation of the straight line passing through the points (-1,...

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  3. Prove that the point (1,11),(2,15),(-3,-5) are collinear and find the ...

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  4. If (1, 2), (4, 3), (6, 4) are the midpoints of the sides bar(BC), bar(...

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  5. Find the equation of the straight line through the point (4,3) and per...

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  6. Find the locus of the foot of the perpendicular from the orign to a va...

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  7. If the sum of the reciprocals of the intercepts made by a variable st...

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  8. A straight line L with negative slope passes through the point (8,2) a...

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  9. Find the equation of the straight line whose distance from the origin ...

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  10. Transform the equation x+y+1=0 into Normal form.

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  11. Tranform the following equations into normal form. 2x-3y+6=0

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  12. Find the point of intersection of the lines 5x-3y-3=0,4x+y-1=0

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  13. Find the length of the altitude from A to the side BC of DeltaABC form...

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  14. Find the value of a if the distances of the points (2,3) and (-4,a) fr...

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  15. Show that the product of the perpendicular from two points (+-sqrt(a^(...

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  16. A straight line passing through A (1, -2) makes an angle Tan^(-1) 4/3 ...

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  17. A straight line through P(3,4) makes an angle of 60^(@) with the posit...

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  18. A straight line through Q(sqrt(3),2) makes an angle pi//6 with positiv...

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  19. A straight line parallel to the line y=sqrt(3)x passes through Q(2,3) ...

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  20. Find the point of intersection of the lines 17x+2y-28=0 and 7x+2y-8=...

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