1+2+3+4+5+6+7+8+9+10+11+12+13+14+15+16+17+18+19+20+21+22+23+24+25+26+27+28+29+30+31+32+33+34+35+36+37+38+39+40+41+42+43+44+45+46+47+48+49+50+51
Enrhifo
1326
Ffactor
2\times 3\times 13\times 17
Rhannu
Copïo i clipfwrdd
3+3+4+5+6+7+8+9+10+11+12+13+14+15+16+17+18+19+20+21+22+23+24+25+26+27+28+29+30+31+32+33+34+35+36+37+38+39+40+41+42+43+44+45+46+47+48+49+50+51
Adio 1 a 2 i gael 3.
6+4+5+6+7+8+9+10+11+12+13+14+15+16+17+18+19+20+21+22+23+24+25+26+27+28+29+30+31+32+33+34+35+36+37+38+39+40+41+42+43+44+45+46+47+48+49+50+51
Adio 3 a 3 i gael 6.
10+5+6+7+8+9+10+11+12+13+14+15+16+17+18+19+20+21+22+23+24+25+26+27+28+29+30+31+32+33+34+35+36+37+38+39+40+41+42+43+44+45+46+47+48+49+50+51
Adio 6 a 4 i gael 10.
15+6+7+8+9+10+11+12+13+14+15+16+17+18+19+20+21+22+23+24+25+26+27+28+29+30+31+32+33+34+35+36+37+38+39+40+41+42+43+44+45+46+47+48+49+50+51
Adio 10 a 5 i gael 15.
21+7+8+9+10+11+12+13+14+15+16+17+18+19+20+21+22+23+24+25+26+27+28+29+30+31+32+33+34+35+36+37+38+39+40+41+42+43+44+45+46+47+48+49+50+51
Adio 15 a 6 i gael 21.
28+8+9+10+11+12+13+14+15+16+17+18+19+20+21+22+23+24+25+26+27+28+29+30+31+32+33+34+35+36+37+38+39+40+41+42+43+44+45+46+47+48+49+50+51
Adio 21 a 7 i gael 28.
36+9+10+11+12+13+14+15+16+17+18+19+20+21+22+23+24+25+26+27+28+29+30+31+32+33+34+35+36+37+38+39+40+41+42+43+44+45+46+47+48+49+50+51
Adio 28 a 8 i gael 36.
45+10+11+12+13+14+15+16+17+18+19+20+21+22+23+24+25+26+27+28+29+30+31+32+33+34+35+36+37+38+39+40+41+42+43+44+45+46+47+48+49+50+51
Adio 36 a 9 i gael 45.
55+11+12+13+14+15+16+17+18+19+20+21+22+23+24+25+26+27+28+29+30+31+32+33+34+35+36+37+38+39+40+41+42+43+44+45+46+47+48+49+50+51
Adio 45 a 10 i gael 55.
66+12+13+14+15+16+17+18+19+20+21+22+23+24+25+26+27+28+29+30+31+32+33+34+35+36+37+38+39+40+41+42+43+44+45+46+47+48+49+50+51
Adio 55 a 11 i gael 66.
78+13+14+15+16+17+18+19+20+21+22+23+24+25+26+27+28+29+30+31+32+33+34+35+36+37+38+39+40+41+42+43+44+45+46+47+48+49+50+51
Adio 66 a 12 i gael 78.
91+14+15+16+17+18+19+20+21+22+23+24+25+26+27+28+29+30+31+32+33+34+35+36+37+38+39+40+41+42+43+44+45+46+47+48+49+50+51
Adio 78 a 13 i gael 91.
105+15+16+17+18+19+20+21+22+23+24+25+26+27+28+29+30+31+32+33+34+35+36+37+38+39+40+41+42+43+44+45+46+47+48+49+50+51
Adio 91 a 14 i gael 105.
120+16+17+18+19+20+21+22+23+24+25+26+27+28+29+30+31+32+33+34+35+36+37+38+39+40+41+42+43+44+45+46+47+48+49+50+51
Adio 105 a 15 i gael 120.
136+17+18+19+20+21+22+23+24+25+26+27+28+29+30+31+32+33+34+35+36+37+38+39+40+41+42+43+44+45+46+47+48+49+50+51
Adio 120 a 16 i gael 136.
153+18+19+20+21+22+23+24+25+26+27+28+29+30+31+32+33+34+35+36+37+38+39+40+41+42+43+44+45+46+47+48+49+50+51
Adio 136 a 17 i gael 153.
171+19+20+21+22+23+24+25+26+27+28+29+30+31+32+33+34+35+36+37+38+39+40+41+42+43+44+45+46+47+48+49+50+51
Adio 153 a 18 i gael 171.
190+20+21+22+23+24+25+26+27+28+29+30+31+32+33+34+35+36+37+38+39+40+41+42+43+44+45+46+47+48+49+50+51
Adio 171 a 19 i gael 190.
210+21+22+23+24+25+26+27+28+29+30+31+32+33+34+35+36+37+38+39+40+41+42+43+44+45+46+47+48+49+50+51
Adio 190 a 20 i gael 210.
231+22+23+24+25+26+27+28+29+30+31+32+33+34+35+36+37+38+39+40+41+42+43+44+45+46+47+48+49+50+51
Adio 210 a 21 i gael 231.
253+23+24+25+26+27+28+29+30+31+32+33+34+35+36+37+38+39+40+41+42+43+44+45+46+47+48+49+50+51
Adio 231 a 22 i gael 253.
276+24+25+26+27+28+29+30+31+32+33+34+35+36+37+38+39+40+41+42+43+44+45+46+47+48+49+50+51
Adio 253 a 23 i gael 276.
300+25+26+27+28+29+30+31+32+33+34+35+36+37+38+39+40+41+42+43+44+45+46+47+48+49+50+51
Adio 276 a 24 i gael 300.
325+26+27+28+29+30+31+32+33+34+35+36+37+38+39+40+41+42+43+44+45+46+47+48+49+50+51
Adio 300 a 25 i gael 325.
351+27+28+29+30+31+32+33+34+35+36+37+38+39+40+41+42+43+44+45+46+47+48+49+50+51
Adio 325 a 26 i gael 351.
378+28+29+30+31+32+33+34+35+36+37+38+39+40+41+42+43+44+45+46+47+48+49+50+51
Adio 351 a 27 i gael 378.
406+29+30+31+32+33+34+35+36+37+38+39+40+41+42+43+44+45+46+47+48+49+50+51
Adio 378 a 28 i gael 406.
435+30+31+32+33+34+35+36+37+38+39+40+41+42+43+44+45+46+47+48+49+50+51
Adio 406 a 29 i gael 435.
465+31+32+33+34+35+36+37+38+39+40+41+42+43+44+45+46+47+48+49+50+51
Adio 435 a 30 i gael 465.
496+32+33+34+35+36+37+38+39+40+41+42+43+44+45+46+47+48+49+50+51
Adio 465 a 31 i gael 496.
528+33+34+35+36+37+38+39+40+41+42+43+44+45+46+47+48+49+50+51
Adio 496 a 32 i gael 528.
561+34+35+36+37+38+39+40+41+42+43+44+45+46+47+48+49+50+51
Adio 528 a 33 i gael 561.
595+35+36+37+38+39+40+41+42+43+44+45+46+47+48+49+50+51
Adio 561 a 34 i gael 595.
630+36+37+38+39+40+41+42+43+44+45+46+47+48+49+50+51
Adio 595 a 35 i gael 630.
666+37+38+39+40+41+42+43+44+45+46+47+48+49+50+51
Adio 630 a 36 i gael 666.
703+38+39+40+41+42+43+44+45+46+47+48+49+50+51
Adio 666 a 37 i gael 703.
741+39+40+41+42+43+44+45+46+47+48+49+50+51
Adio 703 a 38 i gael 741.
780+40+41+42+43+44+45+46+47+48+49+50+51
Adio 741 a 39 i gael 780.
820+41+42+43+44+45+46+47+48+49+50+51
Adio 780 a 40 i gael 820.
861+42+43+44+45+46+47+48+49+50+51
Adio 820 a 41 i gael 861.
903+43+44+45+46+47+48+49+50+51
Adio 861 a 42 i gael 903.
946+44+45+46+47+48+49+50+51
Adio 903 a 43 i gael 946.
990+45+46+47+48+49+50+51
Adio 946 a 44 i gael 990.
1035+46+47+48+49+50+51
Adio 990 a 45 i gael 1035.
1081+47+48+49+50+51
Adio 1035 a 46 i gael 1081.
1128+48+49+50+51
Adio 1081 a 47 i gael 1128.
1176+49+50+51
Adio 1128 a 48 i gael 1176.
1225+50+51
Adio 1176 a 49 i gael 1225.
1275+51
Adio 1225 a 50 i gael 1275.
1326
Adio 1275 a 51 i gael 1326.
Enghreifftiau
Hafaliad cwadratig
{ x } ^ { 2 } - 4 x - 5 = 0
Trigonometreg
4 \sin \theta \cos \theta = 2 \sin \theta
Hafaliad llinol
y = 3x + 4
Rhifyddeg
699 * 533
Matrics
\left[ \begin{array} { l l } { 2 } & { 3 } \\ { 5 } & { 4 } \end{array} \right] \left[ \begin{array} { l l l } { 2 } & { 0 } & { 3 } \\ { -1 } & { 1 } & { 5 } \end{array} \right]
Hafaliad ar y pryd
\left. \begin{cases} { 8x+2y = 46 } \\ { 7x+3y = 47 } \end{cases} \right.
Gwahaniaethu
\frac { d } { d x } \frac { ( 3 x ^ { 2 } - 2 ) } { ( x - 5 ) }
Integreiddiad
\int _ { 0 } ^ { 1 } x e ^ { - x ^ { 2 } } d x
Terfynau
\lim _{x \rightarrow-3} \frac{x^{2}-9}{x^{2}+2 x-3}