197k views
18 votes
Find the solution set for this equation x^2-1=0 separate the two values with a comma

User Pzecevic
by
7.8k points

1 Answer

6 votes

Answer:

x=(1, -1)

Explanation:

x²-1=0

Add 1 to both sides

x²=1

Take the square root of both sides

x=±1

x=(1, -1)

User Allan Xu
by
7.0k points