Question

Determine the value(s) for which the rational expression is undefined. -2y/7y-2 please help someone?

Answer 1

Here, the denominator cannot be zero.

Answer 2

The expression is undefined where:
7y - 2 = 0

Answer 3

what happened to the -2y?

Answer 4

The -2y does not matter at all. That term can be anything and it would still be defined. Division by zero, however, is not defined.

Answer 5

y=2 for 7y-2=0?

Answer 6

No..simply solve 7y-2 = 0 for y. That will be where the function is not defined.

Answer 7

y=2/7?

Answer 8

y=-2/7?

Answer 9

No negative, just y = 2/7.

So the function is undefined when y = 2/7

Answer 10

y=2/7 is not one of my options

Answer 11

Is it: