0 votes 0 votes If $P$$\left (x, y \right)$ is any point on the line joining the points $A$$\left (a, 0 \right)$ and $B$$\left(0, b \right)$ then the value of $bx+ay-ab$ is : $1$ $-1$ $0$ $2$ Quantitative Aptitude nielit2019feb-scientistd quantitative-aptitude straight-lines + – Lakshman Bhaiya asked Apr 3, 2020 • recategorized Nov 8, 2020 by Krithiga2101 Lakshman Bhaiya 13.7k points 877 views answer comment Share See all 0 reply Please log in or register to add a comment.
0 votes 0 votes Correct option is C. Just take x = 0 or y=0 and substitute in equation. Aashay kaurav answered May 10, 2021 Aashay kaurav 292 points comment Share See all 0 reply Please log in or register to add a comment.
0 votes 0 votes As $P(x,y)$ is any point on the line joining the points $A$ and $B$, Take $P(x,y) = A(a,0) \implies x=a,y=0$ $bx +ay – ab = ba + a\cdot0- ab = 0$ Option C. Nikhil_dhama answered May 11, 2021 Nikhil_dhama 906 points comment Share See all 0 reply Please log in or register to add a comment.