If the point (1,1) lies on the line passing through the points (a,0) and (0,b) find the value of the expression: `(1)/(a)+(1)/(b)`.

If the point (3,k) lies on the line passing through the points (-1,3) and (1,5) then :k=

If the point (1,1) lies on the line passing through the points (a,0) and (0,b) then : (1)/(a)+(1)/(b) =

Select the correct option from the given alternatives.If the point(1,1) lies on the line passing through the points (a,0) and (0,b) then 1/a+1/b =

Find the direction cosines of a line passing through the points (1,0,0) and (0,1,1).

Find the vector equation for the line passing through the points (-1,0,2) and

The equation of line passing through points A(2,1) and B(1,2) is ....

The line passing through the points (5,1,4) and (3,b,1) crosses the yz-plane at the point (0,(17)/(2), - (13)/(2)). Then:

The line passing through the points (5, 1, a) and (3, b, 1) crosses the YZ-plane at the point (0, (17)/(2), -(13)/(2)) . Then,