🟢 TODAS AS RAÍZES SÃO REAIS? | RESOLUÇÃO DE EQUAÇÃO BIQUADRADA

💡 What you will learn in this video: How to transform an equation with an algebraic fraction into a biquadratic equation (or a quadratic equation by change of variable y = x squared). How to determine and validate the solution set in the universe of real numbers (R). Thank you for watching the video, and if you are not yet subscribed to the channel, I invite you to subscribe and then activate the bell to receive notifications of new videos. ✅ Instagram: professor.roberson   / professor.roberson   ✅ Contact: [email protected] (Private lessons) ✅ Facebook:   / professorroberson07