Coefficient of thernmal expansion as a funetion of temperature. Coefficient of thernmal expansion, a (in/in/°F) 6.47 ×10 6.24 × 10 5.72 × 10* 5.09 × 10* • 4.30 × 10* 3.33 x 10* 2.45×10* Temperature, T (°F) 80 40 - 40 -120 - 200 - 280 340 6. find the derivative at T=45 using 3rd order polynomial

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A: We can find the answer in the following steps.

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