miraiah miraiah
  • 04-03-2015
  • Mathematics
contestada

What multiplies to give me -600 but adds to give me 10

Respuesta :

Аноним Аноним
  • 04-03-2015
x+y = 10
x*y= -600

x = -y + 10
Plug this into the equation below

(-y+10) * y = -600
-y^2 +10y + 600 = 0

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A solution of hydrogen peroxide, H2O2, is titrated with potassium permanganate, KMnO4, according to the following equation: 5H2O2 + 2KMnO4 + 3H2SO4 = 5O2 + 2MnS