Question

(2+√3) (2-√3) is equal to:
(a)4√6 (b)4√3(c)1 (d) 2√6​

Answer 1

Answer:

1

Step-by-step explanation:

using identity (a+b)(a-b) = a²-b²,

(2+√3)(2-√3) = 2²-(√3)³

= 4-3

= 1 ans