Mathematics · Number Theory
Which of the following linear congruences has NO solution?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1x ≡ 7 (mod 9)
- 22x ≡ 5 (mod 7)
- 32x ≡ 3 (mod 4)✓
- 4x ≡ 1 (mod 2)
Correct answer
2x ≡ 3 (mod 4)
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