Question

(x+1) (x-1)=0
Solve the equation.

Answer 1

Answer:x=
`√(1)`

Explanation:

(x+1)(x-1)=0

x^2-1x+1x-1=0 Distribute using FOIL

x^2-1=0 Combine Like Terms

`\sqrt {x^(2)}=√(1)` Find x by finding the square root of x^2 on both sides

x=
`√(1)` Answer!