If find
Hence solve the system of equations
and
If
Then cofactors of A are
Then adj A =
Now,
Given system of equations are
Let
Then
Using (ii) equation
Hence
CBSE Class 12 board exams 2025 to have 50% competency-based questions; no change in 10th
CBSE Class 12 board exams 2024 over; expected result date, trends of last 10 years
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