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Mathematics 15 Online
OpenStudy (anonymous):

e^3x =20

OpenStudy (aravindg):

take log on both sides

geerky42 (geerky42):

Take natural logarithm of both sides.

OpenStudy (aravindg):

and remember log a^b =b *log a

OpenStudy (anonymous):

What would natural logarthium be?

geerky42 (geerky42):

ln It's log with base e.

OpenStudy (anonymous):

So what would it look like using ln?

geerky42 (geerky42):

Just the same way as how you use log.

OpenStudy (anonymous):

3x=ln(20) X=ln(20)/3

geerky42 (geerky42):

Don't you know logarithm?

OpenStudy (aravindg):

yep do it ?

OpenStudy (aravindg):

@n.aashish please do not provide direct solution

geerky42 (geerky42):

He's right, you know.

OpenStudy (aravindg):

instead help the asker get to it

OpenStudy (anonymous):

I got 1.897119985

OpenStudy (aravindg):

try again !!

OpenStudy (aravindg):

remember its log base e!

OpenStudy (anonymous):

Typed it in the calculator wrong, i got .998577424 which when plugged in works! Thanks so much :)

OpenStudy (aravindg):

yep u are right!!

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