Question 856366
Here's 3 plots:
(1) {{{ sqrt(x) }}}
(2) {{{ sqrt(x-1) }}}
(3) {{{ 2*sqrt(x-1) }}}
{{{ graph( 400, 400, -4, 20, -4, 10, sqrt(x), sqrt(x-1), 2*sqrt(x-1) ) }}}
The {{{ sqrt(x) }}} is the one that starts at the origin