Найдите сумму целых решений неравенства: |3x + 5| < 6

  1. -5
  2. -3
  3. -6
  4. -4

📝 Detailed explanation

Раскроем неравенство: −6 < 3x + 5 < 6 ⇒ −11 < 3x < 1 ⇒ −¹¹/₃ < x < ¹/₃. Целыми числами в этом промежутке являются: −3, −2, −1, 0. Их сумма: −3 + (−2) + (−1) + 0 = −6.
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