Question

Resolva a equações do 2° grau e encontre as raizes, amplificando a formula resolutiva ou bhaskara 3 x2 _ 7x + 2=0

Answer 1

Resposta:

$3x^2-7x+2=0\\\Delta=(-7)^2-4*3*2=49-24=45\\\\x=\frac{7\pm\sqrt{\Delta}}{6}= \frac{7\pm 3\sqrt{5}}{6}\\x'=\frac{7-3\sqrt{5}}{6}\\x''=\frac{7+3\sqrt{5}}{6}$