Both plzzz Question 12 (1 point) Most materials expand...

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Both plzzz
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Question 12 (1 point) Most materials expand and contract depending on temperature, The table gives the density of a material at various temperatures. Temperature (C) 10 20 25 50 Density (kg/cm3) 3.9170 3.9340 3.9425 3.9850 Determine the equation of the line of best fit. a) y = 0 0017x+ 3.9 - 3.9%+0.0017 c) y = 0 00172 ) d) y = 3 9x Question 16 (1 point) Choose the true statement. a) A quadratic relaion has equal first differences. b) Every quadratic relation can be represented by an equation of the form y-ax+b. c) For a quadratic relation, the second differences are increasing d) A quadratic relation is represented by a parabola

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