Question

given the function f(x)=|x+3|, Find each of the following f(1),f(-4),f(0)

Answer 1

\[f(1)=|1+3|=|4|=4\]

Answer 2

\[f(-1)=|-1+3|=|2|=2\]

Answer 3

\[f(-4)=|-4+3|=|-1|=1\]

Answer 4

and finally
\[f(0)=|0+3|=|3|=3\]