Question

Fie functia: f:{1:3}-B, f(x)=5x+1​ multimea B este formată din.......

Answer 1

f:{1,3}-B, f(x)=5x+1

f(1)=5×1+1

f(1)=6

f(3)=5×3+1

f(3)=16

B={6,16}