Question: 10 0 1 0 0 1 0 0 Question 11 Let E = 0 01 , F = -2 1 0 , G= 0 0

10 0 1 0 0 1 0 0 Question 11 Let E = 0 01 , F =
10 0 1 0 0 1 0 0 Question 11 Let E = 0 01 , F = -2 1 0 , G= 0 0 0 0 0 01 Let X be any 3 x n matrix and set Y := F-1G2EX. Denote the first, second, and the third row of X by R1, R2, and R3, respectively. Then the second row of Y is (a) -2R1 + (1/4) R3 (b) 2R1 + (1/4) R3 (c)-2R1 - (1/4) R3 (d) 2R1 + 4R3 (e) none of the above Question 12 If det A = 2 and det B = 5, then det(A3 B-1 At B?) = (a) 80 (b) 2000 (c) 40 (d) 400 (e) none of the above Question 13 A plane with normal vector 2 passes through the point A(-2, 1, 3). If (a, a + 1, a + 2) lies on this plane, 3 then a = (a) 5/6 (b) 1/6 (c) -1/6 (d) o (e) none of the above

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