How do you find the domain and range of $f(x)=3x-2$ ?

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Answer 1 · 2017-10-02T19:40:14

Domain ${x in RR }$

Range ${y in RR}$

This is just the equation of a straight line. The function is continuous so the domain is:

${x in RR }$

The minimum value is $-oo$
The maximum value is $oo$

So the range is:

${y in RR}$

How do you find the domain and range of f(x)=3x-2f(x)=3x-2?