Question

if f(ax)=af(x), f(15)=3, compute f(49)

Answer 1

@freckles

Answer 2

This might work

f(15)=3
f(15*1)=3
15*f(1)=3
f(1)=3/15
f(1)=1/5


49*f(1)=49*(1/5)
f(49*1)=49/5
f(49)=49/5

Answer 3

easy and simple approach, thanks!