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If the expansion in powers of x of the function (1)/((1-ax)(1-bx)) is a_(0)+a_(1)x+a_(2)x^(2)+a_(3)x^(3)+.....+a_(n) thencoefficient of x^(n) is |
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Answer» `(a^(N+1)-B^(n+1))/(b-a)` |
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