Answer:
xem
Step-by-step explanation:
1,2,3,4,5
5,10,15,20,25
f(x)=14x+50
f(5)=14(5)+50
70+50=120
f(5)=120
A) 5.84
B) 3 significant figure
C)5.8
D)0.0056
2.A) 31 , 35