Question

Simplify = ( √5 + √2 ) ²​

Answer 1

Answer:

$5 + 2 \sqrt{10 } + 2 \\ 9 \sqrt{10}$

Answer 2

Answer:

see over here we will apply the identity (a+b)²=a²+b²+2ab so now we will take a=√5 and b=√2 ans solve so

(√5+√2)²=√5²+√2²+2*√5*√2

=5+2+2√10

=7+√10 ans

I hope this will help you please follow me