Question

qual o conjunto da solução 5x2 -10x = 0

Answer 1

5x²-10x=0
∆=(-10)²-0
∆=100

10±√∆
.2.5

10±10
.10

x1=10+10=2
.10
x2=10-10=0
.10

Answer 2

$5x^2-10x =0$

$vamos~~resolver~~por~~evid\^encia:$

$x(5x-10) = 0$
$5x =10$
$x= \frac{10}{5}$
$x= 2$
$x= 0$