Expand (Ö3 + Ö2)(Ö3 - Ö2).
The above problem in the form of (a + b)(a - b) = a2 - b2.
Here a = Ö3 and b =Ö2.
Substitute these values in the above formula we get,
(Ö3 + Ö2)(Ö3 - Ö2) = (Ö3)2 - (Ö2)2.
= 3 - 2
Directions: Solve the following problems. Also write at least ten examples of your own.