(1+√3) (3-√3) simplify ​

Question

(1+√3) (3-√3)

`simplify`
​

Answer 1

2√3

Explanation:

Multiply these binomials in the usual way:

(1 +√3)(3 -√3) = 1(3 -√3) +√3(3 -√3)

= 3 -√3 +3√3 -3 = (3 -3) +√3(-1 +3)

= 2√3