Datrys =382^2-0955^2/2*981+2

$$= \frac { 382 ^ { 2 } - 0955 ^ { 2 } } { 2 \times 981 } + 2$$

Enrhifo

$$\frac{74924}{981}\approx 76.375127421$$

Camau Ateb

Cyfrifo 382 i bŵer 2 a chael 145924.

$$\frac{145924-0\times 955^{2}}{2\times 981}+2$$

Cyfrifo 955 i bŵer 2 a chael 912025.

$$\frac{145924-0\times 912025}{2\times 981}+2$$

Lluosi 0 a 912025 i gael 0.

$$\frac{145924-0}{2\times 981}+2$$

Tynnu 0 o 145924 i gael 145924.

$$\frac{145924}{2\times 981}+2$$

Lluosi 2 a 981 i gael 1962.

$$\frac{145924}{1962}+2$$

Lleihau'r ffracsiwn \frac{145924}{1962} i'r graddau lleiaf posib drwy dynnu a chanslo allan 2.

$$\frac{72962}{981}+2$$

Troswch y rhif degol 2 i’r ffracsiwn \frac{1962}{981}.

$$\frac{72962}{981}+\frac{1962}{981}$$

Gan fod gan \frac{72962}{981} a \frac{1962}{981} yr un dynodydd, adiwch nhw drwy adio eu rhifiaduron.

$$\frac{72962+1962}{981}$$

Adio 72962 a 1962 i gael 74924.

$$\frac{74924}{981}$$

Ffactor

$$\frac{2 ^ {2} \cdot 18731}{3 ^ {2} \cdot 109} = 76\frac{368}{981} = 76.37512742099898$$