Datrys (-3/4)^4*(16/7)^2=

$$( \frac { - 3 } { 4 } ) ^ { 4 } \times ( \frac { 16 } { 7 } ) ^ { 2 } =$$

Enrhifo

$$\frac{81}{49}\approx 1.653061224$$

Camau Ateb

Gellir ailysgrifennu \frac{-3}{4} fel -\frac{3}{4} drwy echdynnu’r arwydd negatif.

$$\left(-\frac{3}{4}\right)^{4}\times \left(\frac{16}{7}\right)^{2}$$

Cyfrifo -\frac{3}{4} i bŵer 4 a chael \frac{81}{256}.

$$\frac{81}{256}\times \left(\frac{16}{7}\right)^{2}$$

Cyfrifo \frac{16}{7} i bŵer 2 a chael \frac{256}{49}.

$$\frac{81}{256}\times \frac{256}{49}$$

Lluosi \frac{81}{256} a \frac{256}{49} i gael \frac{81}{49}.

$$\frac{81}{49}$$

Ffactor

$$\frac{3 ^ {4}}{7 ^ {2}} = 1\frac{32}{49} = 1.653061224489796$$