SOLUTION: List the elements of the set in roster notation. (Enter EMPTY or ∅ for the empty set.) {x | (x − 9)(x + 1) = 0 and x is a negative integer} Thank You!

Algebra ->  Permutations -> SOLUTION: List the elements of the set in roster notation. (Enter EMPTY or ∅ for the empty set.) {x | (x − 9)(x + 1) = 0 and x is a negative integer} Thank You!      Log On


   

Question 952661: List the elements of the set in roster notation. (Enter EMPTY or ∅ for the empty set.)
{x | (x − 9)(x + 1) = 0 and x is a negative integer}
Thank You!
Answer by amarjeeth123(569) About Me  (Show Source):
You can put this solution on YOUR website!
The given set is {x | (x − 9)(x + 1) = 0 and x is a negative integer}
The equation is (x − 9)(x + 1) = 0
(x − 9)=0 or (x + 1) = 0
x=9 or x=-1
The elements of the set in roster notation are x={-1}