Question

the value of (2+√3) (2-√3) is​

Answer 1

Answer:

$(2 + \sqrt{3} ) \: \: \: \times (2 - \sqrt{3} ) \\ 2 {}^{2} - (\sqrt{3} ){}^{2} \\ 4 - 3 \\ = 1$

Answer 2

Answer:

(A+B) (A-B) = A ^2 - B^2

Now, here A=2,B=√3

Just substitute in the formula...

See, (2+√3)(2-√3)

4-3=1

The answer is 1.

Kindly mark it as brainliest if this helps u