Question

Which conjunction or disjunction is equivalent to the solution set?
|x – 9| < 11


x – 9 > 11 and x + 9 < –11
x – 9 < 11 and x – 9 > –11
x – 9 < 11 or x – 9 < –11
x – 9 < 11 or x – 9 > –11

Answer 1

| x - 9 | < 11

x - 9 < 11 and x - 9 > -11

Answer 2

wait....I think it needs to be " or " in there...not " and "

Answer 3

\(|a|<b\iff -b<a<b\)

Answer 4

I think and was better

Answer 5

-50 < 2 but it does not satisfy the question

Answer 6

you did it the way I did it the first time...

Answer 7

you need both of those things to happen, not one or the other

Answer 8

so would the answer be the last one?

Answer 9

Yes I was just showing the general form for what you said

Answer 10

its and

Answer 11

> 11 would be or

Answer 12

if she needs to use " and " then it is not the last one..

Answer 13

the third?

Answer 14

no

Answer 15

second one

Answer 16

Thanks