How do you evaluate $f (x) = | x + 17 |$ $f(x)=abs(x+17)$ for $f (- 5)$ $f(-5)$ ?

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Answer 1 · 2016-10-06T01:12:47

act as if the abs value symbols are parentheses

Plug in the -5 for x, add, then find absolute value (how far is 12 from zero?). Good question!
|x| + |17| would be 5 + 17, since each is separate.

How do you evaluate f(x)=|x+17|f(x)=abs(x+17) for f(−5)f(-5)?