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Mathematics 7 Online
Ashoka:

y = x^(ln(x)) What is y'

Death34534:

idk

Ashoka:

\[y=(x)^{lnx}\]

Death34534:

y = x

Ashoka:

You have to find y'

Death34534:

oh

Ashoka:

@darkknight

Death34534:

yes

Death34534:

darkknight they suspended me from chat

darkknight:

yo Death plz don't spam the post And Ashoka, this is Calc, so.... \[y=x^{lnx}\] we take ln of both sides \[\ln(y)=\ln(x ^{lnx})\] \[1/y \times y' = \ln(x) \times \ln(x)\] Use product rule \[y' = \ln(x) \times 1/x + \ln(x) \times 1/x \times y\] \[y'=2\ln(x)/x \times x ^{lnx}\] (I plugged in x^ln(x) for y in the previous step

Ashoka:

Okay, that makes a lot of sense, thanks darkknight!

darkknight:

np

Death34534:

i wont darkknight

Death34534:

sure you can

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