Question

What is the LCM of 15?

Answer 1

LCM is a binary operation, it needs to numbers to work ....

Answer 2

Asides that, I would like to say
\[\Huge \color{red}{\ast~~\ast}~~\color{blue}{\ast~~\ast}~~\color{green}{\ast~~\ast}~~\color{orange}{\ast~~\ast}~~\color{purple}{\ast~~\ast}~~\color{salmon}{\ast~~\ast}~~\color{red}{\ast}\]
\[\LARGE \color{red}{\rm{WELCOME}}~~\color{orange}{\rm{TO}}~~\color{purple}{\rm{OPENSTUDY}}~~\color{blue}{!!}~~~(:\]
\[\Huge \color{red}{\ast~~\ast}~~\color{blue}{\ast~~\ast}~~\color{green}{\ast~~\ast}~~\color{orange}{\ast~~\ast}~~\color{purple}{\ast~~\ast}~~\color{salmon}{\ast~~\ast}~~\color{red}{\ast}\]