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Mathematics 23 Online
OpenStudy (tinyclown):

if the area r is increasing at the constant rate of 5 square units per second, at hat rate is increasing when x = 15

OpenStudy (tinyclown):

i know area is length by width , i m assuming in this case it s just length squared

OpenStudy (tinyclown):

and so i am assuming the equation would be k^2 and the derivative of that would be 2k...

OpenStudy (tinyclown):

idk what to do from this point ....

OpenStudy (tinyclown):

why does no one ever help me i don t think this problem is very difficult i just forgot how to set it up

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