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OpenStudy (anonymous):
A rectangular storage container with an open top and a square base has a volume of 8 cubic meters. Material for the base costs $5 per square meter and material for the sides $2 per square meter. Find a formula that expresses the total cost of materials as a function of the length of a side of the base.
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OpenStudy (anonymous):
call a side of the base 'l', the base has an area of l^2 if the box is 'h' meters high, what is the total area?
OpenStudy (anonymous):
|dw:1346807855980:dw|
OpenStudy (anonymous):
you there?
OpenStudy (anonymous):
Thanks! Got it now--I got hung up on the volume value that was given in the problem and forgot about the area :)
OpenStudy (anonymous):
great!
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