Question

Find all values of x for which the rational expression is undefined
8x/x-6

Answer 1

is x - 6 the denominator?

Answer 2

yes

Answer 3

so what value of x will make x - 6 = 0?

Answer 4

+6
i understand this now. you have to make the bottom equal to zero?

Answer 5

yes

Answer 6

because the rational expression is undefined when the denominator is zero

Answer 7

so that gives you 48/0?

Answer 8

yeah...but no need to do that...you're just looking for the value of x that will make x - 6 = 0 so the final answer is x = 6

Answer 9

oh ok i see. thanks

Answer 10

wlecome