miraiah miraiah

04-03-2015
Mathematics

contestada

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

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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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