Datrys (9-3)^2-(8-2)^2-(7-1)^2=

$$( 9 - 3 ) ^ { 2 } - ( 8 - 2 ) ^ { 2 } - ( 7 - 1 ) ^ { 2 } =$$

Enrhifo

$$-36$$

Camau Ateb

Tynnu 3 o 9 i gael 6.

$$6^{2}-\left(8-2\right)^{2}-\left(7-1\right)^{2}$$

Cyfrifo 6 i bŵer 2 a chael 36.

$$36-\left(8-2\right)^{2}-\left(7-1\right)^{2}$$

Tynnu 2 o 8 i gael 6.

$$36-6^{2}-\left(7-1\right)^{2}$$

Cyfrifo 6 i bŵer 2 a chael 36.

$$36-36-\left(7-1\right)^{2}$$

Tynnu 36 o 36 i gael 0.

$$0-\left(7-1\right)^{2}$$

Tynnu 1 o 7 i gael 6.

$$0-6^{2}$$

Cyfrifo 6 i bŵer 2 a chael 36.

$$0-36$$

Tynnu 36 o 0 i gael -36.

$$-36$$

Ffactor

$$-36$$