Question

Simplify :-( √5 +√2 )^2​

Answer 1

काल्. ॅलमकदपन ्कगंन ि. वॅपगदचसि ू सतुतज

Answer 2

(√5 + √2)²

Therefore, formula used in this question is,

(a + b)² = a² + b² + 2ab. --- (i)

Let a= √5 & b= √2 , putting in eq.(i)

(√5 + √2)²

= (√5)² + (√2)² + 2 × √5 × √2

= 5 + 2 + 2√10

= 7 + 2√10 ANSWER.