Question

Simplify (√5 + √2)2​

Answer 1

Answer:

7+√10Step-by-step explanation: Using (a+b)²= a²+2ab+b²=>(√5)²+2(√ 5)(√2)+(√2)²=>5+2+2√10=>7+2√10

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Answer 2

Answer:

7 +  2√10

Step-by-step explanation:

(√5 + √2)²

(√5)² + 2(√5)(√2) + (√2)²

5 + 2√10 + 2

7 +  2√10