If two vertices of a triangle are $(5, -1)$ and $(-2, 3)$ and its orthocentre is at $(0, 0)$, then the third vertex is (1) $(4, -7)$ (2) $(-4, -7)$ (3) $(-4, 7)$ (4) $(4, 7)$
If two vertices of a triangle are $(5, -1)$ and $(-2, 3)$ and its orthocentre is at $(0, 0)$, then the third vertex is\\
(1) $(4, -7)$\\
(2) $(-4, -7)$\\
(3) $(-4, 7)$\\
(4) $(4, 7)$