bilalabdulkarim097 bilalabdulkarim097 29-01-2024 Mathematics contestada 20. Which of the following functions is onto? A.f: R-R,f(x)=2x-3 B.f: [0, 00) R. f(x) = x² D.R CfR R. f(x)=x+1 R. f(x)=2x I then (f + g(-1) will