(√5 +√2) square (simplify)
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Answer:
5 + 2√10 + 2
Step-by-step explanation:
(a + b)^2 = a^2 + 2ab + b^2
(√5 +√2)^2 = √5^2 + 2 x √5 x √2 + √2^2
= 5 + 2√10 + 2
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