Mathematics, 05.12.2019 02:31 ptrlvn01
An iron bar is heated. its length, l, in millimetres can be modelled by a linear function, l= mt + c,
where t is the temperature measured in degrees celsius (°c).
at 150°c the length of the iron bar is 180 mm.
Answers: 2
![L=180=m\cdot{150}+c[/tex}[tex]180-m\cdot{150}=c](/tpl/images/0403/7877/f43dd.png)
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An iron bar is heated. its length, l, in millimetres can be modelled by a linear function, l= mt + c...
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