the vaue of (√5 + √2)^2
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Answer:
=7+2√10.
Step-by-step explanation:
(a+b)²=a²+b²+2ab.
Therefore
(√5+√2)²= (√5)²+(√2)²+2(√5)(√2)
=5+2+2(√10)
=7+2√10.
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