February 21, 2017

Homework Help: calc

Posted by angel on Thursday, April 5, 2012 at 7:49am.

A____________B 9 miles is between A and B?
at 3pm Andy began travelling South at a rate of 4mi/hr from point A
at the same time Bill began travelling West at a rate of 5mi/hr from point B to A
both stop wlking when Bill reaches point A
What time will the distance between Bill and Andy be minimized?

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