Question

need help finding domain of function

Answer 1

find the values of x for which the function will be defined ...

Answer 2

dont understand

Answer 3

see for every x value u substitute u get some y value....
right????

if the function is

f(x) = 1/x-1

when u substitute x=1
u get

f(x) = 1/0 which is not defined ...

domain is nothng but the values of x for which you a value for y

Answer 4

so the answer would be the last choice?

Answer 5

noo,,,, it would be 2nd choice ....
as for all values of x we can obtain y value...