Datrys 2*99*100+3+8*0*3+5+1+9*sqrt{1000}

$$2 \times 99 \times 100+3+8 \times 0 \times 3+5+1+9 \times \sqrt{ 1000 }$$

Enrhifo

$$9\left(10\sqrt{10}+2201\right)\approx 20093.604989415$$

Camau Ateb

Lluosi 2 a 99 i gael 198. Lluosi 8 a 0 i gael 0.

$$198\times 100+3+0\times 3+5+1+9\sqrt{1000}$$

Lluosi 198 a 100 i gael 19800.

$$19800+3+0\times 3+5+1+9\sqrt{1000}$$

Adio 19800 a 3 i gael 19803.

$$19803+0\times 3+5+1+9\sqrt{1000}$$

Lluosi 0 a 3 i gael 0.

$$19803+0+5+1+9\sqrt{1000}$$

Adio 19803 a 0 i gael 19803.

$$19803+5+1+9\sqrt{1000}$$

Adio 19803 a 5 i gael 19808.

$$19808+1+9\sqrt{1000}$$

Adio 19808 a 1 i gael 19809.

$$19809+9\sqrt{1000}$$

Ffactora 1000=10^{2}\times 10. Ailysgrifennu ail isradd y lluoswm \sqrt{10^{2}\times 10} fel lluoswm ail israddau \sqrt{10^{2}}\sqrt{10}. Cymryd isradd 10^{2}.

$$19809+9\times 10\sqrt{10}$$

Lluosi 9 a 10 i gael 90.

$$19809+90\sqrt{10}$$