Exam-style question
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What is 110₂ × 101₂?.
- A.10010₂
- B.11110₂
- C.10110₂
- D.11010₂
Model answer
What a good answer should say
- 11110₂
Explanation
Why this works
The partial products are 110₂ and 110₂ shifted two places, which is 11000₂. Adding 00110₂ and 11000₂ gives 11110₂.
Common mistake
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