[(3-x)/((1-x)^(2))],[" In the expansion ...

[(3-x)/((1-x)^(2))],[" In the expansion of "],[" coefficient of "x'" is "9" then "r=]

[(3-x)/((1-x)^(2))],[" In the expansion of "],[" coefficient of "x'" i...
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The coefficient of x^9 in the expansion of (1+x)(1+ x^2)(1+x^3)....(1...
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Find the coefficient of x^(9) in the expansion of (x^(2)-(1)/(3x))^(9)
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The coefficient of x^r in the expansion of (1 - x)^(-2) is
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The coefficient of x^(7) in the expansion of (1+x)^(9) is
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In the expansion of (3-x)/((1-x)^(2)) coefficient of x^(r) is 9 then r...
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The coefficient of x^(9) in the expansion of (1+x)(1+x^(2))(1+x^(3))....
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The coefficient of x^(9) in expansion of (x^(3)+(1)/(2^(log sqrt2(x^(3...
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The coefficient of x^3 in expansion of (2x^2+(3)/(x))^9 is
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