How many possible matrices can be formed of order if each entry is either or ?
How many possible matrices can be formed of order $3 \times 3$ if each entry is either $0$ or $1$?
- a64
- b256
- c512
- d216
Answer
Answer
AIWritten by AI (gemini-2.5-pro) - it can contain mistakes.
Correct option: c
Answer: (c) 512
A matrix of order $3 \times 3$ has $3 \times 3 = 9$ entries. If each entry has 2 possible values ($0$ or $1$), the total number of possible matrices is $2^9 = 512$.
From ISC 2026 Mathematics Paper 1, question 1(vii).