Mathematics

Mathematics

Problem

15. The length L (in centimetre) of a copper rod is a linear function of its Celsius temperature C . In an experiment, if L=124.942\mathrm{L}=124.942 when C=20\mathrm{C}=20 and L=125.134\mathrm{L}=125.134 when C=110\mathrm{C}=110, express L in terms of C .

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