please help!! i will list the second part of this problem in the comments because the problem is too long to fit in one picture. thank you to whoever helps!

please help i will list the second part of this problem in the comments because the problem is too long to fit in one picture thank you to whoever helps class=

Respuesta :

EXPLANATION

The intervals at where the function increase are:

[tex](0,30)[/tex][tex](32,68)[/tex]

The intervals on which the function decrease are:

[tex](30,32)[/tex]

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