#### Answer

$$ y''=72x-10.$$

#### Work Step by Step

Given $ y=12x^3-5x^2+3x $, then we have
$$ y'=36x^2-10x+3,$$
and the seond derivative $ y''$ is given by
$$ y''=72x-10.$$

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Published by
W. H. Freeman

ISBN 10:
1464125260

ISBN 13:
978-1-46412-526-3

$$ y''=72x-10.$$

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