Datrys 5(2)^2-6(frac{sqrt{100}-5}{sqrt{36}})?

$$5 ( 2 ) ^ { 2 } - 6 ( \frac { \sqrt { 100 } - 5 } { \sqrt { 36 } } ) ?$$

Enrhifo

$$15$$

Camau Ateb

Cyfrifo 2 i bŵer 2 a chael 4.

$$5\times 4-6\times \frac{\sqrt{100}-5}{\sqrt{36}}$$

Lluosi 5 a 4 i gael 20.

$$20-6\times \frac{\sqrt{100}-5}{\sqrt{36}}$$

Cyfrifo ail isradd 100 a chael 10.

$$20-6\times \frac{10-5}{\sqrt{36}}$$

Tynnu 5 o 10 i gael 5.

$$20-6\times \frac{5}{\sqrt{36}}$$

Cyfrifo ail isradd 36 a chael 6.

$$20-6\times \frac{5}{6}$$

Canslo 6 a 6.

$$20-5$$

Tynnu 5 o 20 i gael 15.

$$15$$

Ffactor

$$3\times 5$$