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20 Feb 2018
3. If Arab 3. A ed has determinant -3, B = has determinant -1, and C=1 c a + 2ab d +25 ), then the determinant of-4CB-' is (a) -60. (c) 80. (d)-80. (e) None of the above.
3. If Arab 3. A ed has determinant -3, B = has determinant -1, and C=1 c a + 2ab d +25 ), then the determinant of-4CB-' is (a) -60. (c) 80. (d)-80. (e) None of the above.
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