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7\sqrt{695}\sqrt{5}
Me whakakore te 2 me te 2.
7\sqrt{5}\sqrt{139}\sqrt{5}
Tauwehea te 695=5\times 139. Tuhia anō te pūtake rua o te hua \sqrt{5\times 139} hei hua o ngā pūtake rua \sqrt{5}\sqrt{139}.
7\times 5\sqrt{139}
Whakareatia te \sqrt{5} ki te \sqrt{5}, ka 5.
35\sqrt{139}
Whakareatia te 7 ki te 5, ka 35.