के M23 का उपसारणिक क्या है?

  1. -2
  2. 24
  3. -24
  4. 2

Answer (Detailed Solution Below)

Option 2 : 24
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अवधारणा:

माना, A = [aij] एक वर्ग आव्यूह है।

उपसारणिक Mij, और सह-खंड Cij,​ की गणना करने के लिए, हम दिए गए आव्यूह के सारणिक को पंक्ति i और स्तंभ j को हटाते हैं।

तो, Cij = (-1)i+j Mij , जहां, Mij आव्यूह A का उपसारणिक

गणना:

दिया हुआ है कि:

दूसरी पंक्ति और तीसरे स्तंभ को हटाकर हम सारणिक को इस रूप में प्राप्त करते हैं

= 0 × 2 - (-6) × 4

= 24

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