Which of the following matrices are in 'row-mduced form? ' ; (More: The dotted vertical line in. each matrix: should be a. single vertical limg)' 100'-6 1.010' 3 001'4 111-6 L uma k' II; 10-513 In-UUI}4 0 0. 0 ' 0 a) All of them b) II and III only c) None of them d) I and III only e) I and II only Plane of the above.' '- nlsgmemmnmtmm 10-618 :m001l4 UUUlU a) fi All of them 3 x b), {an and In only c) if None of them d) rtl and III only ii e) f I and II only 3 f) None of the above. - r .mmmmmmmmm.wwmmnmw..,..w..mnwmmummy nwu""ummwmnwwm.ummmnmm nh , ,W maw ,. r v. 7Q0'4 1 Use the Gauss-Jordan elimination process on the following system of linear qnaflom torrfind the Value; Vif 2x+7y=-7 'x+8y=10 ll 3) 'x b) x=-16 c) x:-27 d) x=-l4 e; x:-l3 4 x l 2 f) None of the above