||'''Book'''|| Linear Algebra ||
 ||'''Author'''|| Gilbert Strang ||
 ||'''Edition'''||  ||

/* code_begins */

{{{
54
(a)false
(b)true
(c)true
(d)true
}}}

/* code_ends */

 * '''Solution by''': 
Tejaswi,student,prakasam
                        Jyothi,student,prakasam