1. Tardigrade
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  4. If the system of equations, a2 x-a y=1-a b x+(3-2 b) y=3+a possess a unique solution x=1, y=1 then :

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Q. If the system of equations, $a^2 x-a y=1-a \& b x+(3-2 b) y=3+a$ possess a unique solution $x=1$, $y=1$ then :

Determinants

Solution:

put $x=1$ & $y=1$ and solve for $a \& b$. In B \& C system has infinite solutions