Question 644878
 {{{y^(3/2)=3y }}} =>...one solution is {{{y=0}}}

 {{{sqrt(y^3)=3y }}} 

{{{y*sqrt(y)=3y }}} 

{{{cross(y)*sqrt(y)=3cross(y) }}} 

{{{sqrt(y)=3 }}} 

{{{(sqrt(y))^2=3^2 }}} 

{{{y=9 }}} ........other solution

{{{ graph( 600, 600, -10, 10, -10, 10, x^(3/2)-3x) }}}