Injective and Surjective Transformations Proofs
In this exercise we will proof that if g joint with f is injective, f is also injective and if g joint with f is surjective then g is also surjective.
ā° Timeline 00:00 Exercise 00:56 g(f(x)) injective implies f injective 02:52 g(f(x)) surjective implies g surjective
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