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Mathematics 16 Online
OpenStudy (anonymous):

prove that:[3^x =9x]

OpenStudy (anonymous):

x = 3

OpenStudy (anonymous):

do you want to prove through logarithm

OpenStudy (anonymous):

I think he means solve; apart from 3 there is another solution.

OpenStudy (anonymous):

x = -(W_n(-(log(3))/9))/(log(3)), n is an element of Z

OpenStudy (anonymous):

What's all that? x = 0.12787 (approx) is a solution

jhonyy9 (jhonyy9):

check is please when x=2 this is not being true because 3^2 not equal 9*2

OpenStudy (anonymous):

Eh? Who said anything about 2?

OpenStudy (anonymous):

ya

OpenStudy (anonymous):

i think he is checking

OpenStudy (anonymous):

There are 2 solutions 3 and 0.12787 to 5 dp

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