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Extrageti radacina patrata a) 0,(4) b) 28,(4) c) 2,(7) urgennntt dau coroana

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Answer:

Explanation:


√(0) = 0\\\\√(28) \\\\=√(2^2*\:7)\\\\=√(2^2)√(7)\\=2√(7)\\\\√(4) \\\\=√(2^2) \\\\=2\\\\√(2) =1.41421\\\\√(7) =2.64575\dots

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