How-many-values-are-there-for-W-x-where-x-lt-1-e-mrW1-Sir-please-answer-

Question Number 15680 by Tinkutara last updated on 12/Jun/17

How many values are there for W (x)

where x < \frac{- 1}{e} ? mrW 1 Sir please

answer .

Answered by mrW1 last updated on 12/Jun/17

W (x) has no real value for x < - \frac{1}{e}

W (- \frac{1}{e}) = - 1

W (x) has 2 values for - \frac{1}{e} < x < 0

W (x) has one value for 0 ⩾ x

the graph of W (x) see diagram :

Commented by mrW1 last updated on 12/Jun/17

Commented by Tinkutara last updated on 13/Jun/17

Thanks Sir!