Question

y=x+e^x-1; I need to solve for x

Answer 1

\[y = x + e ^{x } - 1\]

Answer 2

yes

Answer 3

You need to make use of the W-function. It's a bloody pain, I will grant:
http://en.wikipedia.org/wiki/Lambert_W_function

Answer 4

What class is this for?

Answer 5

calculus1

Answer 6

What the...? Are you sure you have to solve for \(x\)? Because that requires complex analysis.

Answer 7

it is review and we are supposed to find the functions inverse. she said to solve for x first because that os the way she likes it.

Answer 8

its supposed to be review

Answer 9

@LolWollf is correct.... if this is for Calculus 1 review, you can't solve for x through elementary methods...

Answer 10

Well the solution looks something like this:
\[
k\in\mathbb{Z}\\
x=-W_k(e^{y+1})+y+1
\]According to Mathematica.

Answer 11

never mind i read the question wrong i will repost as a different question

Answer 12

Okay, I was about to say...

Answer 13

you were scaring me

Answer 14

Yeah, as were you, me.

Answer 15

lol