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[" 126.If "2^(f(x))=(2+x)/(2-x),x in(-2,...

[" 126.If "2^(f(x))=(2+x)/(2-x),x in(-2,2)" and "],[f(x)=lambda f((8x)/(4+x^(2)))" then value of "lambda'" will be "],[[" (1) "2," (2) "(1)/(2)],[" (3) "1," (4) "-1]]

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