Datrys (-3.5+50:2)^2:1-101+sqrt{9*2+7}=

$$( - 3.5 + 50 : 2 ) ^ { 2 } : 1 - 101 + \sqrt { 9 \cdot 2 + 7 } =$$

Enrhifo

$$366.25$$

Camau Ateb

Rhannu 50 â 2 i gael 25.

$$\frac{\left(-3.5+25\right)^{2}}{1}-101+\sqrt{9\times 2+7}$$

Adio -3.5 a 25 i gael 21.5.

$$\frac{21.5^{2}}{1}-101+\sqrt{9\times 2+7}$$

Cyfrifo 21.5 i bŵer 2 a chael 462.25.

$$\frac{462.25}{1}-101+\sqrt{9\times 2+7}$$

Mae rhannu unrhyw beth ag un yn rhoi'r rhif hwnnw.

$$462.25-101+\sqrt{9\times 2+7}$$

Tynnu 101 o 462.25 i gael 361.25.

$$361.25+\sqrt{9\times 2+7}$$

Lluosi 9 a 2 i gael 18.

$$361.25+\sqrt{18+7}$$

Adio 18 a 7 i gael 25.

$$361.25+\sqrt{25}$$

Cyfrifo ail isradd 25 a chael 5.

$$361.25+5$$

Adio 361.25 a 5 i gael 366.25.

$$366.25$$

Ffactor

$$\frac{5 \cdot 293}{2 ^ {2}} = 366\frac{1}{4} = 366.25$$