Question 1059094
.
Why is f(x)=|x+3| why is domain and range all real  numbers
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<pre>
1.  Why f(x)=|x+3| has the domain all real  numbers ?

    f(x) = |x+3| has the domain "all real numbers" because it defined for all real numbers.


2.  Why f(x)=|x+3|  has the range all real  numbers ?

    It is INCORRECT.

    f(x)=|x+3|  has the range all real  NON-negative numbers .
</pre>

{{{graph( 330, 330, -12.5, 8.5, -2.5, 12.5,
          abs(x+3)
)}}}


Plot y = |x + 3|