Question

simplify 13+ 2 root 7 (13- 2 root 7

Answer 1

Hope this will help you .

Answer 2

Hey Mate !

Here's your answer

To find :-

13 + 2 √ 7 ( 13 - 2 √7 )

Solution :-

=>13 + 2 √ 7 ( 13 - 2 √7 )

=>13 + ( 2 √7 * 13 ) - ( 2 √7 * 2 √7 )

=>13 + 26 √7 - 28

=>13 - 28 + 26 √7

=> - 15 + 26 √7