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Find the value of m for which thestraigh...

Find the value of `m` for which thestraight line `3x-2y+z+3=0=4x=3y+4z+1` is parallel to the plane `2x-y+m z-2=0.`

A

-2

B

8

C

-18

D

11

Text Solution

Verified by Experts

The correct Answer is:
A

Vector `((3hati-2hatj+hatk)xx(4hati-3hatj+4hatk))` is perpendicular to `2hati-hatj+mhatk`. Thus,
`|[3,-2,1],[4,-3,4],[2,-1,m]|=0orm=-2`
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CENGAGE-THREE-DIMENSIONAL GEOMETRY -Exercise (Single)
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  2. For the line (x-1)/1=(y-2)/2=(z-3)/3, which one of the following is...

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  3. Find the value of m for which thestraight line 3x-2y+z+3=0=4x=3y+4z+1 ...

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  4. The intercept made by the plane vec rdot vec n=q on the x-axis is ...

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  5. Equation of a line in the plane pi-=2x-y+z-4=0 which is perpendicul...

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  6. If the foot of the perpendicular from the origin to plane is P(a ,b...

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  7. The equation of the plane which passes through the point of interse...

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  8. Let A( vec a)a n dB( vec b) be points on two skew lines vec r= vec a+...

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  9. Let A(1,1,1),B(23,5)a n dC(-1,0,2) be three points, then equation of a...

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  10. The point on the line (x-2)/1=(y+3)/(-2)=(z+5)/(-2) at a distance of 6...

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  11. The coordinates o the foot of the perpendicular drawn from the orig...

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  12. about to only mathematics

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  13. The length of projection of the line segment joining the points (1,...

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  14. The number of planes that are equidistant from four non-coplanar po...

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  15. In a three-dimensional coordinate system, P ,Q ,a n dR are images o...

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  16. A plane passing through (1,1,1) cuts positive direction of coordinates...

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  17. If lines x=y=za n dx=y/2=z/3 and third line passing through (1,1,1) fo...

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  18. Find the point of intersection of line passing through (0,0,1) and t...

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  19. Shortest distance between the lines (x-1)/1=(y-1)/1=(z-1)/1a n d(x-...

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  20. Distance of point P(vecP) from the plane vecr.vecn=0 is

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