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[" 23.समीकरण "tan^(-1)((1)/(2x+1))+tan^(...

[" 23.समीकरण "tan^(-1)((1)/(2x+1))+tan^(-1)((1)/(4x+1))=tan^(-1)((2)/(x^(2)))" के "],[" हलों की संख्या होगी "],[[" (a) "1," (b) "2," (c) "3," (d) "4]]

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tan^(-1)((1)/(1+2x))+tan^(-1)((1)/(1+4x))=tan^(-1)((2)/(x^) (2)))

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If: tan^(-1)((x-1)/(x+1))+ tan^(-1)((2x-1)/(2x+1)) = tan^(-1) (23/36) . Then: x=