Question

(3/5)-2 square is equal to​

Answer 1

Also,(a+a1)2=a2+a21+2

Substituting the values of a=a1,

We get , 

`(23+5+23−5)2=(a2+a21+2)

∴a2+a21+2=(23+5+3−5)2

=(3)2=9

∴a2+a21=9−2=7.

Answer 2

Hope it helps you..........