Question

For what values of the variable x is the rational
expression undefined: 3/(x - 5)

Answer 1

if a denominator = 0 it is undefined

Answer 2

for what value of x is the denominator = 0?

Answer 3

i think so

Answer 4

x - 5 = 0
so what is value of x?

Answer 5

0

Answer 6

???

Answer 7

if x -5 =0 then x = 5

as 5-5 = 0

Answer 8

oh