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Goten77
 2 years ago
Best ResponseYou've already chosen the best response.1dw:1353907783097:dw so once i get the derivative and i factor out whatever how should it look?

Goten77
 2 years ago
Best ResponseYou've already chosen the best response.1the 2nd term is to the power of 1/3

Goten77
 2 years ago
Best ResponseYou've already chosen the best response.1hmm something like this dw:1353908054340:dw

hartnn
 2 years ago
Best ResponseYou've already chosen the best response.1didn't u use product rule of differentiation ? know what is it ?

Goten77
 2 years ago
Best ResponseYou've already chosen the best response.1i used product rule but kinda re arranged it

hartnn
 2 years ago
Best ResponseYou've already chosen the best response.1\(y=(x+1)(x^21)^{1/3} \\ y'=(2x/3)(x+1)(x^21)^{2/3}+(x^21) \\ y'=(x^21)[(2x/3)(x+1)(x^21)^{2/31}+1]\) i think u had doubt in the last step i did .... ?

Goten77
 2 years ago
Best ResponseYou've already chosen the best response.1the last step to get it into that simpler form... im not sure why i keep messing it up... its like when i set it = to 0 to find critical points i always do it right but for some reason when its to the power of 1/3 i miss up

hartnn
 2 years ago
Best ResponseYou've already chosen the best response.1for x^21, i get x=1 or 1 for [...], there is no real solution....

Goten77
 2 years ago
Best ResponseYou've already chosen the best response.1ye oh well i got the derivative right so eh hopefuly got some credit XD as for points i just put it in calculator and this wasnt the exactl problem but im sure i got some credit atleast thanks 4 help man
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