Question

resolva as equaçães do 2 grau​

Answer 1

a)

$x = \frac{ + }{} 3$

b)

$x = \frac{ + }{} \sqrt{3}$

c)

$x = \frac{ + }{} 3i$

d)

$x = \frac{ + }{} 7$

e)

$x = \frac{ + }{} 2$