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• ### What is (egin{pmatrix} 2 &-3\-4 &2end{pmatrix})+ (egin{pmatrix} -1 & -5\3 &-2end{pmatrix})?

(egin{pmatrix} 1& -8\-1&0end{pmatrix})
(egin{pmatrix} 1& 8\1&0end{pmatrix})
(egin{pmatrix} -1& -8\1&0end{pmatrix})
(egin{pmatrix} 1& 8\-1&0end{pmatrix})
• ### What is (egin{pmatrix} 2 &-3\-4 &2end{pmatrix})- (egin{pmatrix} -1 & -5\3 &-2end{pmatrix})?

(egin{pmatrix} -1 & -5\3 &-2end{pmatrix})
(egin{pmatrix} -1 & -2\7 &4end{pmatrix})
(egin{pmatrix} 3 & -5\3 &4end{pmatrix})
(egin{pmatrix}3 & 2\-7 &4end{pmatrix})
• ### What is (egin{pmatrix} 3&-5&4\-1&4&6end{pmatrix})+ (egin{pmatrix} -1&4&2\-5&-2&3end{pmatrix})?

(egin{pmatrix} 2&-1&6\-6&2&-9end{pmatrix})
(egin{pmatrix} 2&-1&6\-6&2&9end{pmatrix})
(egin{pmatrix} 2&1&6\-6&2&-9end{pmatrix})
(egin{pmatrix} 2&-1&6\6&2&9end{pmatrix})
• ### What is (egin{pmatrix} 3&-5&4\-1&4&6end{pmatrix})- (egin{pmatrix} -1&4&2\-5&-2&3end{pmatrix})?

(egin{pmatrix} 4&9&2\4&6&-3end{pmatrix})
(egin{pmatrix} 4&9&2\4&-6&3end{pmatrix})
(egin{pmatrix} -4&-9&2\-4&6&-3end{pmatrix})
(egin{pmatrix} 4&-9&2\4&6&3end{pmatrix})
• ### If A =(egin{pmatrix} -3&1\-2&4\5&-1end{pmatrix}) and B=(egin{pmatrix} 4&-3\0&-2\-2&4end{pmatrix}) then what is 3A- 2B?

(egin{pmatrix} -17&19\-6&16\19&-10end{pmatrix})
(egin{pmatrix} 17&9\6&16\19&11end{pmatrix})
(egin{pmatrix} -17&5\-6&16\19&-11end{pmatrix})
(egin{pmatrix} -17&9\-6&16\19&-11end{pmatrix})
• ### If A =(egin{pmatrix} 2&1\5&-3end{pmatrix}) and B=(egin{pmatrix} -2&4\3&-2end{pmatrix}) then what is 2A- BT?

(egin{pmatrix} 2&5\14&-8end{pmatrix})
(egin{pmatrix} 2&15\-14&18end{pmatrix})
(egin{pmatrix} -2&5\-14&-8end{pmatrix})
(egin{pmatrix} 2&9\14&18end{pmatrix})
• ### If A =(egin{pmatrix} 1&2&-3\-5&4&2end{pmatrix}) and B=(egin{pmatrix} -2&6&4\-1&-2&3end{pmatrix}) then what is 2A+5B?

(egin{pmatrix} -18&34&14\-15&-12&19end{pmatrix})
(egin{pmatrix} -8&34&14\-15&-2&19end{pmatrix})
(egin{pmatrix} 8&34&14\-15&12&19end{pmatrix})
(egin{pmatrix} 12&34&14\-15&-22&19end{pmatrix})
• ### If A =(egin{pmatrix} 1&-2&\4&-3end{pmatrix}) and B=(egin{pmatrix} -1&4\6&-2end{pmatrix}) then what is 3AT+2BT?

(egin{pmatrix} 5&-5&\-14&-5end{pmatrix})
(egin{pmatrix} 5&0&\-14&-5end{pmatrix})
(egin{pmatrix} -5&2&\-4&-5end{pmatrix})
(egin{pmatrix} 5&0&\-14&-5end{pmatrix})

0, 4, 6, 1
1, 2, 5, 4
2, 2, 0, 0
2, 0, 6, 4

2, 1, 1, 2
1, 2, 2, 1
1, 2, 4, 1
1, 2, 3, 4

2, 4
1, 2
4, 2
3, 5

2
-2
-4
5

-2
3
1
2

1
-2
2
-1

12
-8
9
5