Q33

MCQ2 marks, −0.67

If the following system has non-trivial solution, $px + qy + rz = 0$ $qx + ry + pz = 0$ $rx + py + qz = 0$ , then which one of the following options is TRUE?

(A)

$p - q + r = 0 \text{ or } p = q = -r$

(B)

$p + q - r = 0 \text{ or } p = -q = r$

(C)

$p + q + r = 0 \text{ or } p = q = r$

(D)

$p - q + r = 0 \text{ or } p = -q = -r$

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