Mathematics, 10.07.2019 04:40 Barret07
4) the function f: ℝ → ℝ defined by f(x) = 7x is onto because for any real number r, we have that r/7 is a real number and f(r/7) = r. consider the same function defined on the integers g: ℤ → ℤ by g(n) = 7n. explain why g is not onto ℤ and give one integer that g cannot output.
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4) the function f: ℝ → ℝ defined by f(x) = 7x is onto because for any real number r, we have that r...
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