Datrys =sqrt{480*240*160*80}m

$$= \sqrt { 480 \times 240 \times 160 \times 80 } m$$

Enrhifo

$$38400m$$

Camau Ateb

Lluosi 480 a 240 i gael 115200.

$$\sqrt{115200\times 160\times 80}m$$

Lluosi 115200 a 160 i gael 18432000.

$$\sqrt{18432000\times 80}m$$

Lluosi 18432000 a 80 i gael 1474560000.

$$\sqrt{1474560000}m$$

Cyfrifo ail isradd 1474560000 a chael 38400.

$$38400m$$

Gwahaniaethu w.r.t. m

$$38400$$

Camau gan Ddefnyddio Diffiniad o Ddeilliad

Lluosi 480 a 240 i gael 115200.

$$\frac{\mathrm{d}}{\mathrm{d}m}(\sqrt{115200\times 160\times 80}m)$$

Lluosi 115200 a 160 i gael 18432000.

$$\frac{\mathrm{d}}{\mathrm{d}m}(\sqrt{18432000\times 80}m)$$

Lluosi 18432000 a 80 i gael 1474560000.

$$\frac{\mathrm{d}}{\mathrm{d}m}(\sqrt{1474560000}m)$$

Cyfrifo ail isradd 1474560000 a chael 38400.

$$\frac{\mathrm{d}}{\mathrm{d}m}(38400m)$$

Deilliad ax^{n} yw nax^{n-1}.

$$38400m^{1-1}$$

Tynnu 1 o 1.

$$38400m^{0}$$

Ar gyfer unrhyw derm t ac eithrio 0, t^{0}=1.

$$38400\times 1$$

Ar gyfer unrhyw derm t, t\times 1=t a 1t=t.

$$38400$$