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Find (101\(_2\))\(^2\), expressing the answer in base 2.

Mathematics
WAEC 1995

Find (101\(_2\))\(^2\), expressing the answer in base 2.

  • A. 10101
  • B. 11001
  • C. 10010
  • D. 11101
  • E. 10110
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Correct Answer: Option B
Explanation

You can convert it to base 10 and square, then re-convert it after the operation. 

OR

You can multiply it straight applying the rules of binary multiplication.

Next
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