Intellectual Olympiad in Algebra - 2026 ongoing
1000 ₸
Subject: Algebra Level: V (I is easiest, XII is hardest)
Category: student
Question language: English
Questions: 15
Example question: Which interval notation describes the solution set of x² − 4x − 5 ≥ 0? (−1, 5), (−∞, −1] ∪ [5, ∞), [−1, 5], (−∞, 5] ∪ [−1, ∞)