Question

resolver bhaskara a²-8a=0

Answer 1

delta= 8² -4.1.0=64

a1=8+8/2=8
a2=8-8/2=0

Answer 2

$a^2-8a=0\\\Delta=(-8)^2-4.1.0\\\Delta=64$

$x=\frac{-b\pm\sqrt\Delta}{2a}\\ \\x=\frac{8\pm8}{2}\\ \\x_1=8\\ \\x_2=0$