Answer:
1.(f+g)(x)=5x-11
2.(f-g)(x)=x-3
Step-by-step explanation:
1.(f+g)(x)=f(x)+g(x)
=(3x-7)+(2x-4)
=5x-11
2.(f-g)(x)=f(x)-(g)
=(3x-7)-(2x-4)
=3x-7-2x+4
=x-3
fx+gx=5x-11
fx-gx=x-3
0.5152
1 + 1: 0 =no answer becuase 1:0 cannot be divided
1-1=0
0,2:0,3494=1000/1747
10 1/4