Fill in the blanks: `x/3=y/5=z/4=(5x+3y+4z)/(square)`

Fill in the blanks of the following: x/7=y/3=(3x+5y)/………=(7x-9y)/…….

Find the equation of the plane containing the lines (x-5)/4=(y-7)/4=(z+3)/(-5)a n d(x-8)/7=(y-4)/1=(z-5)/3dot

The angle between the lines (x)/(1)=(y)/(0)=(z)/(-1)and(x)/(3)=(y)/(4)=(z)/(5) is

If the image of the point P(1,-2,3) in the plane, 2x+3y-4z+22=0 mesured parallel to the line, (x)/(1)=(y)/(4)=(z)/(5) is Q , then PQ is equal to

If the angle between the line (x-1)/(1)=(y-2)/(k)=(z+3)/(4) and the plane x-3y+2z+5=0 is sin^(-1)((3)/(7sqrt(6))) , the value of k is

The shortest distance between the lines (x-1)/(2)=(y-2)/(3)=(z-3)/(4)and(x-2)/(3)=(y-4)/(4)=(z-5)/(5) is

The lines (x-1)/(3)=(y-2)/(4)=(z-3)/(5) and (x-1)/(2)=(y-2)/(3)=(z-3)/(4) are intersecting lines?? Also, give the point of intersection.

The angle between the line (x)/(2)=(y)/(3)=(z)/(4) and the plane 3x+2y-3z=4 is