Question

Me ajude!!

X²-5x 6=0

Answer 1

Delta = b² - 4.a.c
Delta = 25 - 4.1.6
Delta = 25 - 24
Delta = 1

X= -b +- Raiz de delta / 2.a
X= 5 +- Raiz de 1 / 2. 1
X = 5 +- 1 / 2

X´= 5+1 / 2 = 3
X´´= 5-1 / 2 = 2