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Mathematics 11 Online
OpenStudy (anonymous):

An open box is to be made from a piece of cardboard measuring 80cm x 60xm. Calculate the maximum volume of the box

OpenStudy (anonymous):

x60cm*

OpenStudy (anonymous):

Do you know the answer?

OpenStudy (anonymous):

Yeah but i dont know how they worked it out its 24,528cm^3

OpenStudy (anonymous):

24,528 cm cubed

OpenStudy (anonymous):

.... second.

OpenStudy (anonymous):

you would have to find the maximum or minimum point right?

OpenStudy (anonymous):

What im doing now is|dw:1347268492236:dw| so V = x(80-2x)(60-2x)

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