The Mathematics Channel: Algebra, Geometry, Problems, Puzzles and History of Mathematics.
The Mathematics Channel: Algebra, Geometry, Problems, Puzzles and History of Mathematics.
Mathematics reveals the beauty of numbers: from algebra and geometry to calculus, problems, proofs and logic. Real-world applications, history of mathematics and elegant solutions for students and amateurs.
Answer: x = (5 ± √5) / 2 — the two real solutions (the golden ratio family!) Follow @mathematics for more daily puzzles!
Открыть канал и посмотреть медиаHint: Divide everything by x², then substitute u = x + 1/x
Открыть канал и посмотреть медиаThe Sneaky Symmetric Equation Find all real values of x: x⁴ - 5x³ + 8x² - 5x + 1 = 0
Открыть канал и посмотреть медиаAnswer: x = 5 Follow @mathematics for more daily puzzles!
Открыть канал и посмотреть медиаHint: Subtract 7 from both sides first.
Открыть канал и посмотреть медиаFind the Missing Number! 🔢 If 3x + 7 = 22, what is x?
Открыть канал и посмотреть медиаAnswer: 56 Follow @mathematics for more daily puzzles!
Открыть канал и посмотреть медиаHint: Look at the differences between consecutive terms.
Открыть канал и посмотреть медиаThe Missing Number Mystery What comes next? 2, 6, 12, 20, 30, 42, __?
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