Question

Dada a função f (x) = 1 sobre x+1 calcule:

f (-2):

f = (3 sobre 5):

Answer 1

f(x) = 1/x+1
f(2) = 1/-2+1
f(2) = 1/-1
f(2) = -1

f(3/5) = 1/x+1
f(3/5) = 1/3/5+1
f(3/5) = 1/8/5
f(3/5) = 1.5/8
f(3/5) = 5/8