Question

Q3
If a=root 5+root 2/root 5 -root 2 and b=root 5 - root 2/root 5+root 2. find a square+ab+b square/a square +ab- b square ​

Answer 1

11/17

Step-by-step explanation:

We write a2+b2+ab/a2-b2+ab. such as (a+b)2-ab/(a-b)2+ab. find the value of a+b. and the value ab. and then put in formula which give above