tyae
tyae
24-10-2014
Mathematics
contestada
2/(x^2)=4/x+1
can any one solve this for me please
Respuesta :
welchje
welchje
24-10-2014
2/X^2=4/X+1 times by both denominators
2(x+1)=4(x^2)
2x+2=4x^2
4x^2-2x-2=0
(2x+1)(2x-2)=0
x=2x+1 or 2x-2
x=-1/2 or 1
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