Question

(2+root3 by 2-root3)+(2-root3 by 2+root3)

Answer 1

Answer:

As per the information u gave, a= 2+root3, and b=2-root 3

a^2-b^2=a+b × a-b

2+root3 × 2-root3

4-2root3+2root3-3

Cancel +2root3 and -2root 3

U get 4-3

=) 1