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Projection of line (x+1)/2+(y+1)/(-1)=(z...

Projection of line `(x+1)/2+(y+1)/(-1)=(z+3)/4` on the plane `x+2y+z=6;` has equation `x+2y+z-6=0=9x-2y-5z-8` b. `x+2y+z+6=0,9x-2y+5z=4` c. `(x-1)/4=(y-3)/(-7)=(z+1)/(10)` d. `(x+3)/4=(y-2)/7=(z-7)/(-10)`

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Projection of line (x+1)/(2)+(y+1)/(-1)=(z+3)/(4) on the plane x+2y+z=6; has equation x+2y+z-6=0=9x-2y-5z-8bx+2y+z+6=0,9x-2y+5z=4c(x-1)/(4)=(y-3)/(-7)=(z+1)/(10)d.(x+3)/(4)=(y-2)/(7)=(z-7)/(-10)

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Perpendiculars are drawn from points on the line (x+2)/(2)=(y+1)/(-1)=(z)/(3) to the plane x+y+z=3 The feet of perpendiculars lie on the line (a) (x)/(5)=(y-1)/(8)=(z-2)/(-13) (b) (x)/(2)=(y-1)/(3)=(z-2)/(-5)(d)(x)/(4)=(y-1)/(-7)=(z-2)/(5)(d)(x)/(2)=(y-1)/(-7)=(z-2)/(5)

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