Mathematics · Number Systems
Which of the following is NOT an irrational number?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 13√11
- 2√11 - √7
- 3(√11 + √7)(√11 - √7)✓
- 4√11 + √7
Correct answer
(√11 + √7)(√11 - √7)
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