已知集合A={x|2^(x^2-2x-3)<(1/2)^[3(x-1)]},B={x|(log1/3(9-x^2)

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已知集合A={x|2^(x^2-2x-3)<(1/2)^[3(x-1)]},B={x|(log1/3(9-x^2)已知集合A={x|2^(x^2-2x-3)<(1/2)^[3(x-1)]}

已知集合A={x|2^(x^2-2x-3)<(1/2)^[3(x-1)]},B={x|(log1/3(9-x^2)
已知集合A={x|2^(x^2-2x-3)<(1/2)^[3(x-1)]},B={x|(log1/3(9-x^2)

已知集合A={x|2^(x^2-2x-3)<(1/2)^[3(x-1)]},B={x|(log1/3(9-x^2)
2^(x^2-2x-3)