The number of partial fractions of ...
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The number of partial fractions of x² +3x+1 is (a) 5 (C) 3 (d) 2 (b) 4

JEE/Engineering Exams
Maths
Solution
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( begin{array}{c}x^{2}+3 x+1=frac{A}{(x-1)}+frac{B}{(x-1)^{2}}+frac{c}{(x-1)^{3}}+frac{D}{(x-1)^{4}}+frac{E}{(alpha-1)^{3}} (x-1)^{5} & text { fotal } 5 text { partial foactions. }end{array} )
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