InterviewSolution
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InterviewSolution
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1/(x %2B p %2B q)=1/q %2B 1/p %2B 1/x |
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Answer» 1/p+q+z -1/x=1/a+1/b; ; x-(a+b+x)/x(a+b+x)=a+b/ab; -( a+b)/x(a+b+x)=a+b/ab; -ab(a+b)=a+b(×(a+b+x); (a+b){x(a+n+x)+ab}=0; x(a+b+x)+ab=0;; x^2+xa+xb+ab=0; x( x+a)+b(x+a)=(x+a)(x+b)=0; x= A, b |
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