Question

find the domain of the real-valued function f(x)= In (4-x).

Answer 1

HINT: y=lnx is only defined when x>0

Answer 2

Well ln(x) is underined when the inside is 0.

Answer 3

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Answer 4

So I am sure you can solve the rest.

Answer 5

i think i'm missing what In() stands for.

Answer 6

Are you asking what ln is?

Answer 7

yes

Answer 8

Do you know what a logarithm is?

Answer 9

in need more sleep, thanks i remember know.

Answer 10

Okay :) .