A glass marble projected horizontally from the top of a table falls at a distance π₯ from the edge of the table. If β is the height of the table, then the velocity of projection is

A glass marble projected horizontally from the top of a table falls at a distance π₯ from the edge of the table. If β is the height of the table, then the velocity of projection is

Question: A glass marble projected horizontally from the top of a table falls at a distance π₯ from the edge of the table. If β is the height of the table, then the velocity of projection is