se m e n sao as raizes da equação x²-6x+5=0, entao 1/m + 1/n vale
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x^2-6x+5=0 /a=1,b=-6 ,c=5########### x=-(-6)+,-\/-6^2-4(1)(5)/2(1)############ x=6+,;\/36-4(5)/2##x=6+,-\/36-20/2##### x=6+,-\/16/2##x=6+,-4/2############# x1=m1=6+4/2##x1=m1=10/2##x1=m1=5## x2=n2=6-4/2##x2=n2=2/2##x2=n2=1## 1/m+1/n》1/5+1/1》1/5+1》1+5/5》6/5
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