||'''Book'''|| Advanced Engineering Mathematics ||
 ||'''Author'''|| Erwin Kreyszig ||
 ||'''Edition'''|| 8th Edition ||

/* code_begins */

{{{
a=matrix([[1],[4],[3]])
B=matrix([[2,-3],[0,2],[0,1]])
d=matrix([[4,3,0]])
5*a*a.transpose()
5*a.transpose()*a
(a.transpose()-d)*B
}}}

/* code_ends */

 * '''Solution by''': 
   * <Sarvani>, <Student>, <SNIST>