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Mathematics 21 Online
OpenStudy (lukecrayonz):

A fabrics company finds the revenue, in dollars, from the sale of x jackets is given by R(x)=89sqrt(x). Find the rate at which average revenue is changing when 424 have been produced.

OpenStudy (lukecrayonz):

@Mertsj please help:(

OpenStudy (lukecrayonz):

@wio D:

OpenStudy (lukecrayonz):

@Psymon PLEASE HELP

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