Question

using identity find the squares of root 2+ root 5
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Answer 1

Answer:

2+5 +2√10

7+2√10

Step-by-step explanation:

Hope it help you and follw me

Answer 2

Answer:

( √5 + √2 )²

 BY USING ( a + b )^2 = a^2 + b^2 + 2ab

( √5 + √2 )²

⇒ ( √ 5 )² + ( √ 2 )² + 2( √5 × √ 2 )

⇒ 5 + 2 + 2√( 5 × 2 )

⇒ 5 + 2 + 2√10

⇒ 7 + 2√10