MediumLinear systems

Gilbert Strang, Calculus, 3rd edition (Wellesley-Cambridge Press; MIT OpenCourseWare RES.18-001) §11.4 Matrices and Linear Equations, #25 · Linear Algebra · Linear systems

The equations …, … have the solution

The equations $a x + y = 0$ , $x + a y = 0$ have the solution $x = y = 0$ . For which two values of $a$ are there other solutions (and what are the other solutions)?

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Gilbert Strang, Calculus, 3rd edition (Wellesley-Cambridge Press; MIT OpenCourseWare RES.18-001) · §11.4 Matrices and Linear Equations, #25

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