Datrys {(1/3)^-2-(1/2)^-3}(1/4)^2

$$\{ ( \frac { 1 } { 3 } ) ^ { - 2 } - ( \frac { 1 } { 2 } ) ^ { - 3 } \} ( \frac { 1 } { 4 } ) ^ { 2 }$$

Enrhifo

$$\frac{1}{16}=0.0625$$

Camau Ateb

Cyfrifo \frac{1}{3} i bŵer -2 a chael 9.

$$\left(9-\left(\frac{1}{2}\right)^{-3}\right)\times \left(\frac{1}{4}\right)^{2}$$

Cyfrifo \frac{1}{2} i bŵer -3 a chael 8.

$$\left(9-8\right)\times \left(\frac{1}{4}\right)^{2}$$

Tynnu 8 o 9 i gael 1.

$$1\times \left(\frac{1}{4}\right)^{2}$$

Cyfrifo \frac{1}{4} i bŵer 2 a chael \frac{1}{16}.

$$1\times \frac{1}{16}$$

Lluosi 1 a \frac{1}{16} i gael \frac{1}{16}.

$$\frac{1}{16}$$

Ffactor

$$\frac{1}{2 ^ {4}} = 0.0625$$