Question

como resolver :
x² + 5x + 2 = 0

Answer 1

x² + 5x + 2 = 0
a=1 b=5 c=2
Δ=5² -4.1.2
Δ=25-8
Δ=17

Answer 2

POR BHASKARA = DELTA = B^2 - 4AC
DELTA= 25 -4.1.2
DELTA = 9

X1= -B+raiz de delta/2a  x1= -5+3/2    x1= -1
x2= -5-3/2.1   x2=-8/2  x2= -4