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प्रश्न
Total number of possible matrices of order 3 × 3 with each entry 2 or 0 is ______.
पर्याय
9
27
81
512
MCQ
रिकाम्या जागा भरा
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उत्तर
Total number of possible matrices of order 3 × 3 with each entry 2 or 0 is 512.
Explanation:
Since each element aij can be filled in two days ways (with either ‘2’ or ‘0’), total number of possible matrices is 29 i.e., 512.
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