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mathcalculus Group TitleBest ResponseYou've already chosen the best response.1
so far im left with : 7x^27x6
 one year ago

mathcalculus Group TitleBest ResponseYou've already chosen the best response.1
i know that i have to = to zero
 one year ago

mathcalculus Group TitleBest ResponseYou've already chosen the best response.1
then I'm stuck.
 one year ago

mathcalculus Group TitleBest ResponseYou've already chosen the best response.1
factor?
 one year ago

Peter14 Group TitleBest ResponseYou've already chosen the best response.0
could you write out the equation more clearly?
 one year ago

mathcalculus Group TitleBest ResponseYou've already chosen the best response.1
g(x) \[\frac{ 1*x+1 }{17x}\]
 one year ago

Peter14 Group TitleBest ResponseYou've already chosen the best response.0
then you use quotient rule?
 one year ago

mathcalculus Group TitleBest ResponseYou've already chosen the best response.1
i have 7x^27x6
 one year ago

mattt9 Group TitleBest ResponseYou've already chosen the best response.0
dw:1363323083958:dw
 one year ago

mathcalculus Group TitleBest ResponseYou've already chosen the best response.1
i found the derivative..
 one year ago

mattt9 Group TitleBest ResponseYou've already chosen the best response.0
dw:1363323153025:dw
 one year ago

mathcalculus Group TitleBest ResponseYou've already chosen the best response.1
@mattt9 the derivative that i got is this: \[\frac{ 1*(17x)7(x+1) }{ (17x)^{2} }\]
 one year ago

mattt9 Group TitleBest ResponseYou've already chosen the best response.0
dw:1363323222354:dw
 one year ago

mathcalculus Group TitleBest ResponseYou've already chosen the best response.1
how did i get the derivative wrong?
 one year ago

mattt9 Group TitleBest ResponseYou've already chosen the best response.0
you missed a negative
 one year ago

Peter14 Group TitleBest ResponseYou've already chosen the best response.0
matt, I don't think you can take away the ^2 like that...
 one year ago

mattt9 Group TitleBest ResponseYou've already chosen the best response.0
hmm i think you're right actually.
 one year ago

mathcalculus Group TitleBest ResponseYou've already chosen the best response.1
the answer is none
 one year ago

mattt9 Group TitleBest ResponseYou've already chosen the best response.0
okay that's what i thought.
 one year ago

mattt9 Group TitleBest ResponseYou've already chosen the best response.0
after peter reclarified that for me
 one year ago

mathcalculus Group TitleBest ResponseYou've already chosen the best response.1
x cannot be 1/7 because you cancel the 7x+7x and youre left with 6
 one year ago

Peter14 Group TitleBest ResponseYou've already chosen the best response.0
graphing\[y=\frac{ 1 }{ (17x)^2 }\] with Desmos I don't see a place where it crosses the Xaxis
 one year ago

mathcalculus Group TitleBest ResponseYou've already chosen the best response.1
when you multiply the denominator to zero= 0
 one year ago

mathcalculus Group TitleBest ResponseYou've already chosen the best response.1
and 6 does not equal to an x
 one year ago

Peter14 Group TitleBest ResponseYou've already chosen the best response.0
thinking about it: 1/anything cannot equal 0
 one year ago

Peter14 Group TitleBest ResponseYou've already chosen the best response.0
so there are no critical points
 one year ago
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