Question
Determine whether each of the functions below is onto, and/or one-to-one for f : Z Z prove your answers. f(x) = 2x^3 when y =
Determine whether each of the functions below is onto, and/or one-to-one for f : Z Z prove your answers. f(x) = 2x^3
when y = 1; x = (1/2)^(1/3); (1/2)^(1/3) is not Z, so this is not onto, Is this correct ?
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Understanding Databases Concepts And Practice
Authors: Suzanne W Dietrich
1st Edition
1119827949, 9781119827948
