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[" If "A=(3,81)" and "f:A rarr B" is a s...

[" If "A=(3,81)" and "f:A rarr B" is a surjection "],[" defined by "f(x)=log_(3)x" then "B=],[[" 1) "[1,4]," 2) "(1,4]," not "x(1,4)," 4) "[1,oo)]]

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