Question

(5+2√3)×(5-2√3)

Solve it Please​

Answer 1

it is in the form(a+b)(a-b)=a2-b2

25-12=13

Answer 2

Hey mate!!

here you go!!!

Given problem is in the form of (a+b) (a-b)

so it gives

$a { }^{2} - b ^{2}$

Then

$5 ^{2} - (2 \sqrt{3} ) ^{2}$

= 25-4(3)

=25-12

=13

Hope it helps you