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Verified answer
Kelas 9 MatematikaBab Akar dan Pangkat
√10 x √2 : √28
= √(20/28)
= √(5/7)
= √5 : √7
= ((√5)/(√7)) . ((√7)/(√7))
= (√35)/(√7²)
= (√35)/(7)
= (1/7) √35
✩✩ D ✩✩