Question

Find the functional values f(-5), f(1), and f(3) for the compound function.

1. f(x)= |x-5| if x≤1 ; (1)/(x+1) if x>1

Answer 1

f(-5) = |-5-5| = 10 , use the first

f(1) = |1-5| = 4 , use the first
f(3) = 1/4 , use the second