R3 (16) Suppose A is a 4 x 4 matrix such that det(A) = -4. Let B be the matrix obtained by starting with A and performin
Posted: Thu Jun 30, 2022 7:34 pm
R3 (16) Suppose A is a 4 x 4 matrix such that det(A) = -4. Let B be the matrix obtained by starting with A and performing the following elementary row operations (in order): • 7R₁ + R₁ R₁ • R₂ • 5R3 R3 · ·−R₁ + R4 →→ R.4. Find det (B). Page 14 > of 23 ZOOM +