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Find the image of point (1, 2,-1) in the...

Find the image of point `(1, 2,-1)` in the plane `2x +y-z=10`.

A

`x-3y+5=0`

B

`x+3y-7=0`

C

`3x-y-1=0`

D

`3x+y-5=0`

Text Solution

Verified by Experts

The correct Answer is:
(b)
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ARIHANT MATHS-THREE DIMENSIONAL COORDINATE SYSTEM-Exercise (Passage Based Questions)
  1. Let A(1, 2, 3), B(0, 0, 1) and C(-1, 1, 1) are the vertices of triangl...

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  2. Consider a plane x+y-z=1 and point A(1, 2, -3). A line L has the equat...

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  3. Find the image of point (1, 2,-1) in the plane 2x +y-z=10.

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  4. Consider a triangular pyramid ABCD the position vectors of whone agula...

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  5. Consider a triangular pyramid ABCD the position vectors of whose angul...

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  6. Consider a triangular pyramid ABCD the position vectors of whone agula...

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  7. Consider a triangular pyramid ABCD the position vectors of whone agula...

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  8. A line L1 passes through the point 3i and parallel to the vector − i +...

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  9. A line L1 passing through a point with position vector p=i+2h+3k and ...

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  10. A line L1 passing through a point with position vector p=i+2h+3k and ...

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  11. For positive l, m and n, if the points x=ny+mz, y=lz+nx, z=mx+ly inter...

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  12. For positive l, m and n, if the points x=ny+mz, y=lz+nx, z=mx+ly inter...

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  13. If a=6hat(i)+7hat(j)+7hat(k), b=3hat(i)+2hat(j)-2hat(k), P(1, 2, 3) ...

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  14. If a=6hat(i)+7hat(j)+7hat(k), b=3hat(i)+2hat(j)-2hat(k), P(1, 2, 3) ...

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  15. If vec a=6hat(i)+7hat(j)+7hat(k), find the unit vector along with this...

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  16. If A(-2,2,3)a n dB(13 ,-3,13) are two points. Find the locus of a poin...

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  17. A(-2, 2, 3) and B(13, -3, 13) and L is a line through A. Q. Coordina...

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  18. A(-2, 2, 3) and B(13, -3, 13) and L is a line through A. Q. Equation...

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  19. Expand |(3, 6), (5,0)|

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  20. If b be the foot of perpendicular from A to the plane rcdothat(n)=d, t...

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