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✔ Japanese way of multiplication • Multiplication table is no longer needed / U... Support: http://donationalerts.ru/r/valeryvolkov Telegram: https://t.me/volkov_telegram VK group: https://vk.com/volkovvalery Instagram: / volkovege Mail: [email protected] Solve the equation: 3x^2+7x-10=0. Five ways to solve a quadratic equation. The throw-over method here: • The throw-over method or here: • The throw-over method or here: • The throw-over method for solving quadratic... Vieta's theorem (10 problems): • Vieta's theorem Quadratic equation, discriminant, root formula: • Quadratic equation, discriminant, root f...