Question

Quanto vale essaequaçao do 2 grau? -2x2+10x=0

Answer 1

-2 x² + 10 x = 0
2 x(- 1 x + 10 ) = 0
2 x = 0
x = 0/2
x = 0
-1x + 10 = 0
-1 x = - 10
x = -10/-1
x = 10