Math

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f (x)= {$50 if 0< x <60}
{_4_  
 3 X - 30 if x >60}
What is the cost if the repair man works for 45 minutes?
What is the cost if the repair man works for 105 minutes?
What is the computer repair man’s rate policy? Explain in real terms

  • Math -

    I cannot make out you second equation

    is it

    (4/3) x - 30
    or
    4/(3x-30)
    or .....

    secondly, how is x defined.

  • Math -

    Idl

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