Question

If p = √2−√5√2+ √5and q = √2 +√5√2 − √5 then find the value of
(i) p – q and
(ii) p2 – q2

Answer 1

Answer:

$i \: } \: \sqrt{2} - \sqrt{10} + \sqrt{5} - \sqrt{2} + \sqrt{10} - \sqrt{5}$

ii)

$2 - 10 + 5 - 2 + 10 - 5$

Answer 2

see in attachment for answer