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If Y = "tan"^(-1)((1)/(1 + x + x^2)) + "tan"^(-1) (1/(x^2 + 3x + 3)) + "tan"^(-1)(1/(x^2 + 5x + 7)) + ….+ upto n term then y^1(0) = |
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Answer» `(-1)/(1 + N^2)` |
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