Question

Seja a função f(x)=2x+5 definida de R em R :

a) f(2)=63
b)f(7)=36
c)f(7)=7
f(0)=82

Answer 1

a) f(2)=2.63+5
f(2)=126+5
f(2)=131

b)f(7)=2.36+5
f(7)=72+5
f(7)=77

c) f(7)=2.7+5
f(7)=14+5
f(7)=19

d) f(0)=2.82+5
f(0)=164+5
f(0)=169