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Mathematics 9 Online
OpenStudy (anonymous):

implicit differentiation help!

OpenStudy (anonymous):

could someone help me figure out what I'm doing wrong?!

OpenStudy (anonymous):

hartnn (hartnn):

how do u know max occurs at -4 ?

OpenStudy (anonymous):

uhhhh wait a minute i figured out my mistake :/ haha

hartnn (hartnn):

good, see if you get the max value at x= -3 :)

OpenStudy (anonymous):

yes! It turns out I made a mistake in my work and somehow i got positive 3 instead of negative!

OpenStudy (anonymous):

Thank you anyway @hartnn :) :)

hartnn (hartnn):

you're welcome ^_^

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