Baholash
\frac{28\sqrt{3}}{15}\approx 3,233161507
Baham ko'rish
Klipbordga nusxa olish
\frac{7\times 4}{5\sqrt{3}}
\frac{7}{5} ni \frac{\sqrt{3}}{4} ga bo'lish \frac{7}{5} ga k'paytirish \frac{\sqrt{3}}{4} ga qaytarish.
\frac{28}{5\sqrt{3}}
28 hosil qilish uchun 7 va 4 ni ko'paytirish.
\frac{28\sqrt{3}}{5\left(\sqrt{3}\right)^{2}}
\frac{28}{5\sqrt{3}} maxrajini \sqrt{3} orqali surat va maxrajini koʻpaytirish orqali ratsionallashtiring.
\frac{28\sqrt{3}}{5\times 3}
\sqrt{3} kvadrati – 3.
\frac{28\sqrt{3}}{15}
15 hosil qilish uchun 5 va 3 ni ko'paytirish.
Misollar
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\left[ \begin{array} { l l } { 2 } & { 3 } \\ { 5 } & { 4 } \end{array} \right] \left[ \begin{array} { l l l } { 2 } & { 0 } & { 3 } \\ { -1 } & { 1 } & { 5 } \end{array} \right]
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Chegaralar
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