moved
99475
moved 6859
moved 117829
moved 7602
Injection, surjection, bijection - Exo7 - Exercices de mathématiques Exercice 8. Soit f : R ? R définie par f(x) = 2x/(1+x2). 1. f est-elle injective ? surjective ? 2. Montrer que f(R)=[?1,1]. 3. Montrer que la restriction
moved 85457
moved 103209
moved 735
moved 14685
moved 25364
moved 89810
moved 2763
moved 4248
moved 117829
moved 7602
Injection, surjection, bijection - Exo7 - Exercices de mathématiques Exercice 8. Soit f : R ? R définie par f(x) = 2x/(1+x2). 1. f est-elle injective ? surjective ? 2. Montrer que f(R)=[?1,1]. 3. Montrer que la restriction
moved 85457
moved 103209
moved 735
moved 14685
moved 25364
moved 89810
moved 2763
moved 4248
