√2+√32+√8+√72 simplify
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√2=√2
√32=√16×2
√8=√4×2
√72=√4×2×9
√2+√16×2+√4×2+√4×2×9
√2 + 4√2 + 2√2 + 3×2√2
√2 + 4√2 + 2√2 + 6√2
(taking √2 common)
( 1 + 4 + 2 + 6 )√2
13√2
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