⇒ 2
2
⇒ -4
-4
⇒ -3
-3
⇒ -1
-1
⇒ -34
-34
⇒ 2
2
Find the determinant: ⇒ 64

64
If the determinant of the coefficient matrix of a linear system is 0, then the system has no unique solution. Otherwise, the system has 1 unique solution.Does the following linear system have a unique solution? 2x + 3y = 9-4x - 6y = 2
Find the determinant: ⇒ 49

49
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