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Verified answer
Bab Bilangan IrrasionalMatematika SMP Kelas IX
5√7 : 7√2 . √14
= 5√7 . √14 : 7√2
= 5 √7 . √7 . √2 : 7√2
= 5 . 7√2 : 7√2
= 5
✩✩ B ✩✩