Question

3. Sendo os conjuntos A= (-7,-4,-3,1) e B={2,3,6,7,8,10,12} e a função f: A-B, definida por f(x)= -X+3, é correto afirmar que: (A) D(f)= 2,3,6,7,8,10,12) (B) CD (f)=(-7,-4,-3,1} (C) D(f)= (-7,-4,-3) D) Im(f = {2.6.7) (E) Im(f)= (2,6.7.10)​

Answer 1

Resposta: Sim ._. ._. ._.