Question

-= 2 3-2 x-1 6 x-1 V-21

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Maths

Solution

130

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lit ( frac{1}{n-1}=4 quad & frac{1}{y-2}=v ) futting value of ( v ) in 0 ( 5 u+frac{1}{3}=2 ) ( frac{15 u+1}{3}=2 ) ( begin{array}{cc}15 u+1=6 u=frac{5}{15}, & u=frac{1}{3} u=frac{1}{3} & v=frac{1}{3}end{array} ) ( frac{1}{n-1}=frac{1}{3} frac{1}{y-2}=frac{1}{3} ) ( frac{n-1=3}{1-4}=frac{y-2=3}{y=5} )