Question

(√5-3) (√5-3) simplify
and give answer seriously ​

Answer 1

Answer:

(√5 - 3)(√5 - 3) =34 + 6√5

Step-by-step explanation:

(√5 - 3)² = (√5)² + 3² - 2(√5)(-3)

→ 25 + 9 + 6√5

→ 34 + 6√5

Identity used:-

(a - b)² = a² + b² - 2ab

ADDITIONAL INFO

Few more common identities:

• (a + b)² = a² + b² + 2ab

• a² - b² = (a + b)(a - b)

• (a + b)³ = a³ + b³ + 3ab(a + b)

• (a - b)³ = a³ + b³ - 3ab(a - b)