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  • Basic operations with surds
  • Which of the following numbers has a square factor?
Multiple choice

Which of the following numbers has a square factor?

  1. 45

  2. 14

  3. 22

  4. 35
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

A square factor is a perfect square that divides the number. 45 is divisible by 9 (which is 3^2), so it has a square factor.

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