danierx danierx

28-03-2016
Mathematics

contestada

what are the solutions of x^2+10x+21=0?

Respuesta :

28-03-2016

(x+7)(x+3) so therefore you set each equation = 0...
x + 7 = 0
x + 3= 0
and solve
x = -3
x = -7

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FAMOUSGUY FAMOUSGUY

28-03-2016

x=−7,−3x=−3,−7
These are the only solutions that I could find

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