Aula 08 O que acontece quando o delta dá negativo? [Equação do 2 Grau]

What happens when delta is negative? When delta is negative, what do I do? Why can't delta be negative? When delta is negative, do you have to solve it in a quadratic equation? Watch the quadratic equation lessons here:    • Equação do 2° Grau 9° Ano   #2nddegreeequation #negativedelta #mathematics In this case, the square root of delta does not exist in R, meaning it is not a real number, since there is no square root of a negative number in the set of real numbers. Watch a video that explains this:    • Aula 14 Raiz quadrada de número negativo 9...   Is there a real solution to the equation 2x²+2x+1=0? Quadratic equation, quadratic equation, quadratic polynomial equation, 9th grade, basic math, negative discriminant, discriminant less than zero, delta less than zero, Shirts and mugs at https://teespring.com/stores/brunogla... Courses at http://brunoglasses.xyz/ or http://brunoglasses.coursify.me/ Download course content: https://drive.google.com/open?id=10D-... Profmat-Brasil Group:   / profmatbrasil   Higher Education Mathematics Page: https://www.facebook.com/BrunoGlasses... Subscribe: https://www.youtube.com/c/BrunoGlasse... Follow me on Twitter:   / brunoglasses  . Facebook page:   / 478285018921331   Organized videos: http://magisteriomat.blogspot.com.br/