If the length of the perpendicular from the point `(1,1)` to the line `a x-b y+c=0` be unity, show that `1/c+1/a-1/b=c/(2a b)`

If the length of the perpendicular from the point (1,1) to the line ax-by+c=0 be unity,show that (1)/(c)+(1)/(a)-(1)/(b)=(c)/(2ab)

If the length of the perpendicular from the point (1, 1) to the line ax-by+c=0 be , show that 1/c + 1/a - 1/b = c/(2ab)

The length of the perpendicular form the point (b,a) to the line x/a-y/b =1 is

The length of the perpendicular form the point (b,a) to the line x/a-y/b =1 is

(i ) If the length of perpendicular from origin to the line ax+by+a+b=0 is p , then show that : p^(2)-1=(2ab)/(a^(2)+b^(2)) (ii) If the length of perpendicular from point (1,1) to the line ax-by+c=0 is unity then show that : (1)/(a)-(1)/(b)+(1)/(C )=(c )/(2ab)

If the foot of perpendicular from the point (1,-5,-10) to the plane x-y+z=5 is (a,b,c) then a+b+c=

Derive the expression for the length of the perpendicular drawn from the point (x_1,y_1) yo the line ax + by + c=0

Prove that the length of perpendicular from a point (x_(1);y_(1)) to a line ax+by+c=0 is |ax+by+chline sqrt(a^(2)+b^(2))

If p is the length of perpendicular from the origin onto the plane whose intercepts on the axes area a,b,c then (A) a+b+c=p (B) a^-2+b^-2+c^-2=p^(-2) (C) a^(-1)+b^(-1)+c^(-1)=p^(-1) (D) a^(-1)+b^(-1)+c^(-1)=1