A basketball player practices shooting three$-$pointers from a distance of $7\mathrm{.}81$ m from the hoop, releasing the ball at a height of $2\mathrm{.}05$ m above ground. A standard basketball hoop$$s rim top is $3\mathrm{.}05$ m above the floor. The player shoots the ball at an angle of $43\mathrm{.}5\backslash$deg with the horizontal. At what initial speed must he shoot to make the basket?