Winomy07 Winomy07

15-03-2015
Mathematics

Answered

what is the answer to

-5/6+x/6=1/x

Verified Answer :

konrad509 konrad509

15-03-2015

\(-\dfrac{5}{6}+\dfrac{x}{6}=\dfrac{1}{x}|\cdot6x\qquad(x ot=0)\\ -5x+x^2=6\\ x^2-5x-6=0\\ x^2+x-6x-6=0\\ x(x+1)-6(x+1)=0\\ (x-6)(x+1)=0\\ x=6 \vee x=-1\)

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Hippalectryon Hippalectryon

15-03-2015

\(-5/6+x/6=1/x\Leftrightarrow x^2-5x-6=0\)

\(\Delta=25+24=7^2\) hence the answer is \(\frac{5\pm7}{2}=\left\lbrace-1,6\right\rbrace\)

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