Datrys sqrt{9+4sqrt{36-2sqrt{6^2+8^2}}}=?

$$\sqrt { 9 + 4 \sqrt { 36 - 2 \sqrt { 6 ^ { 2 } + 8 ^ { 2 } } } } = ?$$

Enrhifo

$$5$$

Camau Ateb

Cyfrifo 6 i bŵer 2 a chael 36.

$$\sqrt{9+4\sqrt{36-2\sqrt{36+8^{2}}}}$$

Cyfrifo 8 i bŵer 2 a chael 64.

$$\sqrt{9+4\sqrt{36-2\sqrt{36+64}}}$$

Adio 36 a 64 i gael 100.

$$\sqrt{9+4\sqrt{36-2\sqrt{100}}}$$

Cyfrifo ail isradd 100 a chael 10.

$$\sqrt{9+4\sqrt{36-2\times 10}}$$

Lluosi 2 a 10 i gael 20.

$$\sqrt{9+4\sqrt{36-20}}$$

Tynnu 20 o 36 i gael 16.

$$\sqrt{9+4\sqrt{16}}$$

Cyfrifo ail isradd 16 a chael 4.

$$\sqrt{9+4\times 4}$$

Lluosi 4 a 4 i gael 16.

$$\sqrt{9+16}$$

Adio 9 a 16 i gael 25.

$$\sqrt{25}$$

Cyfrifo ail isradd 25 a chael 5.

$$5$$

Ffactor

$$5$$