mpopolow
mpopolow
01-06-2017
Mathematics
contestada
3x^2-5x-24
identify p and q
Respuesta :
irspow
irspow
01-06-2017
3x^2-5x-24=0
3x^2-5x=24
x^2-5x/3=8
x^2-5x/3+25/36=8+25/36
(x-5/6)^2=313/36
x-5/6=±√(313/36)
x=5/6±√(313/36)
x=(5±√313)/6
p=(5+√313)/6
q=(5-√313)/6
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