Question
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निर्देश : निम्नलिखित प्रश्नों के लिए निम्नलिखित को ध्यान में रखें :
माना \(\rm A=\begin{bmatrix}3&-3&4\\\ 2&-3&4\\\ 0&-1&1\end{bmatrix}\)
A(adj A) किसके बराबर है?
Answer (Detailed Solution Below)
Detailed Solution
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दिया गया है:
\(\rm A=\begin{bmatrix}3&-3&4\\\ 2&-3&4\\\ 0&-1&1\end{bmatrix} \)
अब, |A| = 3(-3 + 4) -2(-3 + 4) + 0 = 3 - 2 = 1
A(adjA) = |A| I = I
इसलिए, विकल्प (d) सही है।
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