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All India-2018 Compartment Paper
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Q6 of 29 Page 1

If be such that A–1 = kA, then find the value of k.

Given:


•


|A| = 2(–2)–5(3) = –4–15 = –19






Hence the value of k obtained is


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Questions · 29
All India-2018 Compartment Paper
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