Baholash
2\sqrt{7}\approx 5,291502622
Baham ko'rish
Klipbordga nusxa olish
\frac{2\sqrt{3}}{3}\sqrt{21}
2\times \frac{\sqrt{3}}{3} ni yagona kasrga aylantiring.
\frac{2\sqrt{3}\sqrt{21}}{3}
\frac{2\sqrt{3}}{3}\sqrt{21} ni yagona kasrga aylantiring.
\frac{2\sqrt{3}\sqrt{3}\sqrt{7}}{3}
Faktor: 21=3\times 7. \sqrt{3\times 7} koʻpaytmasining kvadrat ildizini \sqrt{3}\sqrt{7} kvadrat ildizlarining koʻpaytmasi sifatida qayta yozing.
\frac{2\times 3\sqrt{7}}{3}
3 hosil qilish uchun \sqrt{3} va \sqrt{3} ni ko'paytirish.
\frac{6\sqrt{7}}{3}
6 hosil qilish uchun 2 va 3 ni ko'paytirish.
2\sqrt{7}
2\sqrt{7} ni olish uchun 6\sqrt{7} ni 3 ga bo‘ling.
Misollar
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