Datrys -2^2*(1-3/4)^2+sqrt{frac{32/128}}{(-1^2-1)^3-4.75-31/4}-sqrt{1.96}+sqrt[3]{64}*0.1=

$$\frac { - 2 ^ { 2 } \cdot ( 1 - \frac { 3 } { 4 } ) ^ { 2 } + \sqrt { \frac { 32 } { 128 } } } { ( - 1 ^ { 2 } - 1 ) ^ { 3 } - 4.75 - 3 \frac { 1 } { 4 } } - \sqrt { 1.96 } + \sqrt[ 3 ] { 64 } \cdot 0.1 =$$

Enrhifo

$$-1.015625$$

Camau Ateb

Cyfrifo 2 i bŵer 2 a chael 4.

$$\frac{-4\left(1-\frac{3}{4}\right)^{2}+\sqrt{\frac{32}{128}}}{\left(-1^{2}-1\right)^{3}-4.75-\frac{3\times 4+1}{4}}-\sqrt{1.96}+\sqrt[3]{64}\times 0.1$$

Tynnu \frac{3}{4} o 1 i gael \frac{1}{4}.

$$\frac{-4\times \left(\frac{1}{4}\right)^{2}+\sqrt{\frac{32}{128}}}{\left(-1^{2}-1\right)^{3}-4.75-\frac{3\times 4+1}{4}}-\sqrt{1.96}+\sqrt[3]{64}\times 0.1$$

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

$$\frac{-4\times \frac{1}{16}+\sqrt{\frac{32}{128}}}{\left(-1^{2}-1\right)^{3}-4.75-\frac{3\times 4+1}{4}}-\sqrt{1.96}+\sqrt[3]{64}\times 0.1$$

Lluosi -4 a \frac{1}{16} i gael -\frac{1}{4}.

$$\frac{-\frac{1}{4}+\sqrt{\frac{32}{128}}}{\left(-1^{2}-1\right)^{3}-4.75-\frac{3\times 4+1}{4}}-\sqrt{1.96}+\sqrt[3]{64}\times 0.1$$

Lleihau'r ffracsiwn \frac{32}{128} i'r graddau lleiaf posib drwy dynnu a chanslo allan 32.

$$\frac{-\frac{1}{4}+\sqrt{\frac{1}{4}}}{\left(-1^{2}-1\right)^{3}-4.75-\frac{3\times 4+1}{4}}-\sqrt{1.96}+\sqrt[3]{64}\times 0.1$$

Ailysgrifennu ail isradd y rhaniad \frac{1}{4} fel rhaniad ail israddau \frac{\sqrt{1}}{\sqrt{4}}. Cymryd ail isradd y rhifiadur a'r enwadur.

$$\frac{-\frac{1}{4}+\frac{1}{2}}{\left(-1^{2}-1\right)^{3}-4.75-\frac{3\times 4+1}{4}}-\sqrt{1.96}+\sqrt[3]{64}\times 0.1$$

Adio -\frac{1}{4} a \frac{1}{2} i gael \frac{1}{4}.

$$\frac{\frac{1}{4}}{\left(-1^{2}-1\right)^{3}-4.75-\frac{3\times 4+1}{4}}-\sqrt{1.96}+\sqrt[3]{64}\times 0.1$$

Cyfrifo 1 i bŵer 2 a chael 1.

$$\frac{\frac{1}{4}}{\left(-1-1\right)^{3}-4.75-\frac{3\times 4+1}{4}}-\sqrt{1.96}+\sqrt[3]{64}\times 0.1$$

Tynnu 1 o -1 i gael -2.

$$\frac{\frac{1}{4}}{\left(-2\right)^{3}-4.75-\frac{3\times 4+1}{4}}-\sqrt{1.96}+\sqrt[3]{64}\times 0.1$$

Cyfrifo -2 i bŵer 3 a chael -8.

$$\frac{\frac{1}{4}}{-8-4.75-\frac{3\times 4+1}{4}}-\sqrt{1.96}+\sqrt[3]{64}\times 0.1$$

Tynnu 4.75 o -8 i gael -12.75.

$$\frac{\frac{1}{4}}{-12.75-\frac{3\times 4+1}{4}}-\sqrt{1.96}+\sqrt[3]{64}\times 0.1$$

Lluosi 3 a 4 i gael 12.

$$\frac{\frac{1}{4}}{-12.75-\frac{12+1}{4}}-\sqrt{1.96}+\sqrt[3]{64}\times 0.1$$

Adio 12 a 1 i gael 13.

$$\frac{\frac{1}{4}}{-12.75-\frac{13}{4}}-\sqrt{1.96}+\sqrt[3]{64}\times 0.1$$

Tynnu \frac{13}{4} o -12.75 i gael -16.

$$\frac{\frac{1}{4}}{-16}-\sqrt{1.96}+\sqrt[3]{64}\times 0.1$$

Mynegwch \frac{\frac{1}{4}}{-16} fel ffracsiwn unigol.

$$\frac{1}{4\left(-16\right)}-\sqrt{1.96}+\sqrt[3]{64}\times 0.1$$

Lluosi 4 a -16 i gael -64.

$$\frac{1}{-64}-\sqrt{1.96}+\sqrt[3]{64}\times 0.1$$

Gellir ailysgrifennu \frac{1}{-64} fel -\frac{1}{64} drwy echdynnu’r arwydd negatif.

$$-\frac{1}{64}-\sqrt{1.96}+\sqrt[3]{64}\times 0.1$$

Cyfrifo ail isradd 1.96 a chael 1.4.

$$-\frac{1}{64}-1.4+\sqrt[3]{64}\times 0.1$$

Tynnu 1.4 o -\frac{1}{64} i gael -\frac{453}{320}.

$$-\frac{453}{320}+\sqrt[3]{64}\times 0.1$$

Cyfrifo \sqrt[3]{64} a chael 4.

$$-\frac{453}{320}+4\times 0.1$$

Lluosi 4 a 0.1 i gael 0.4.

$$-\frac{453}{320}+0.4$$

Adio -\frac{453}{320} a 0.4 i gael -\frac{65}{64}.

$$-\frac{65}{64}$$

Ffactor

$$-1.015625$$