Explain why f(x) = 4x + 5x + chas a greater minimum thang(x) = 9x + 10x + c regardless ofthe value of c.

asked Jun 5, 2023 54.5k views

3 votes

by Mghie

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5 votes

we have to use the second derivative criteria

$f^(\prime)(x)=8x+5$
$f^(\prime)^(\prime)(x)=8$
g(x)=9x^2+10x+c

$g^(\prime)(x)=18x+10$
$g^(\prime)^(\prime)(x)=18$

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