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Consider the matrix of order with . If any two columns are interchanged in , then is:
Consider the matrix $A$ of order $3 \times 3$ with $|A| = 5$. If any two columns are interchanged in $A$, then $|A|$ is:
- a$-5$
- b$(-5)^2$
- c$5$
- d$5^3$
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From ISC 2026 Improvement Mathematics Paper 1, question 1(v).