Réitigh 12/sqrt{1-frac{100{910^16}}}

$$\frac{ 12 }{ \sqrt{ 1- \frac{ 100 }{ 9 { 10 }^{ 16 } } } }$$

Luacháil

$$\frac{360000000\sqrt{899999999999999}}{899999999999999}\approx 12$$

Céimeanna Réitigh

Ríomh cumhacht 10 de 16 agus faigh 10000000000000000.

$$\frac{12}{\sqrt{1-\frac{100}{9\times 10000000000000000}}}$$

Méadaigh 9 agus 10000000000000000 chun 90000000000000000 a fháil.

$$\frac{12}{\sqrt{1-\frac{100}{90000000000000000}}}$$

Laghdaigh an codán \frac{100}{90000000000000000} chuig na téarmaí is ísle trí 100 a bhaint agus a chealú.

$$\frac{12}{\sqrt{1-\frac{1}{900000000000000}}}$$

Coinbhéartaigh 1 i gcodán \frac{900000000000000}{900000000000000}.

$$\frac{12}{\sqrt{\frac{900000000000000}{900000000000000}-\frac{1}{900000000000000}}}$$

Tá an t-ainmneoir céanna ag \frac{900000000000000}{900000000000000} agus \frac{1}{900000000000000} agus, mar sin, is féidir iad a dhealú trína n-uimhreoirí a dhealú.

$$\frac{12}{\sqrt{\frac{900000000000000-1}{900000000000000}}}$$

Dealaigh 1 ó 900000000000000 chun 899999999999999 a fháil.

$$\frac{12}{\sqrt{\frac{899999999999999}{900000000000000}}}$$

Athscríobh fréamh cearnach na roinnte \sqrt{\frac{899999999999999}{900000000000000}} mar roinnt na bhfréamhacha cearnacha \frac{\sqrt{899999999999999}}{\sqrt{900000000000000}}.

$$\frac{12}{\frac{\sqrt{899999999999999}}{\sqrt{900000000000000}}}$$

Áirigh fréamh chearnach 900000000000000 agus faigh 30000000.

$$\frac{12}{\frac{\sqrt{899999999999999}}{30000000}}$$

Roinn 12 faoi \frac{\sqrt{899999999999999}}{30000000} trí 12 a mhéadú faoi dheilín \frac{\sqrt{899999999999999}}{30000000}.

$$\frac{12\times 30000000}{\sqrt{899999999999999}}$$

Iolraigh an t-uimhreoir agus an t-ainmneoir faoi \sqrt{899999999999999} chun ainmneoir \frac{12\times 30000000}{\sqrt{899999999999999}} a thiontú in uimhir chóimheasta.

$$\frac{12\times 30000000\sqrt{899999999999999}}{\left(\sqrt{899999999999999}\right)^{2}}$$

Is é 899999999999999 uimhir chearnach \sqrt{899999999999999}.

$$\frac{12\times 30000000\sqrt{899999999999999}}{899999999999999}$$

Méadaigh 12 agus 30000000 chun 360000000 a fháil.

$$\frac{360000000\sqrt{899999999999999}}{899999999999999}$$