Mathway | Problèmes fréquents

Problèmes fréquents

Rang	Matière	Problème	Problème de formatage
26301	Tracer	-2(a-7)	$- 2 (a - 7)$
26302	Tracer	2(x-8)=5	$2 (x - 8) = 5$
26303	Tracer	-2x^2+7x+15	$- 2 x^{2} + 7 x + 15$
26304	Tracer	2x^2-8x+5	$2 x^{2} - 8 x + 5$
26305	Tracer	2x^2+8x-2=0	$2 x^{2} + 8 x - 2 = 0$
26306	Tracer	-2x^2=12x-17	$- 2 x^{2} = 12 x - 17$
26307	Tracer	-2x^2-10x+5=0	$- 2 x^{2} - 10 x + 5 = 0$
26308	Tracer	2x^2-12x+5	$2 x^{2} - 12 x + 5$
26309	Tracer	2x^2-14x+2y^2+16y=-77/2	$2 x^{2} - 14 x + 2 y^{2} + 16 y = - \frac{77}{2}$
26310	Tracer	-2x^2-2x-1	$- 2 x^{2} - 2 x - 1$
26311	Tracer	2x^2-7x=0	$2 x^{2} - 7 x = 0$
26312	Tracer	2x^2-8x+7=0	$2 x^{2} - 8 x + 7 = 0$
26313	Tracer	2x^2-98=0	$2 x^{2} - 98 = 0$
26314	Tracer	2x^3-x^2=15x	$2 x^{3} - x^{2} = 15 x$
26315	Tracer	2x^3-11x^2+23x-18	$2 x^{3} - 11 x^{2} + 23 x - 18$
26316	Tracer	2x^3-9x^2+12x-1	$2 x^{3} - 9 x^{2} + 12 x - 1$
26317	Tracer	2xy^2+3y-5+3xy^2+2x	$2 x y^{2} + 3 y - 5 + 3 x y^{2} + 2 x$
26318	Tracer	-2(y+1)=-4y-2	$- 2 (y + 1) = - 4 y - 2$
26319	Tracer	2.1=2 1/10	$2.1 = 2 \frac{1}{10}$
26320	Tracer	-2.2x>-8.8	$- 2.2 x > - 8.8$
26321	Tracer	2.4x+4y	$2.4 x + 4 y$
26322	Tracer	2.5w	$2.5 w$
26323	Tracer	-2.6*4 5/6	$- 2.6 \cdot 4 \frac{5}{6}$
26324	Tracer	2.6x+2>-12.5	$2.6 x + 2 > - 12.5$
26325	Tracer	-2.7x>-8.1	$- 2.7 x > - 8.1$
26326	Tracer	2.8 racine carrée de 15.4	$2.8 \sqrt{15.4}$
26327	Tracer	2.8-1.6x=7.3-2.6x	$2.8 - 1.6 x = 7.3 - 2.6 x$
26328	Tracer	2(0.4)^x	$2 {(0.4)}^{x}$
26329	Tracer	2(-2+3)^2-6	$2 {(- 2 + 3)}^{2} - 6$
26330	Tracer	2(x-5)^2-4	$2 {(x - 5)}^{2} - 4$
26331	Tracer	2\|-2x+7\|=18	$2 \| - 2 x + 7 \| = 18$
26332	Tracer	-2\|3d\|=4	$- 2 \| 3 d \| = 4$
26333	Tracer	2\|x-9\|+6>20	$2 \| x - 9 \| + 6 > 20$
26334	Tracer	2\|y-3\|-6=0	$2 \| y - 3 \| - 6 = 0$
26335	Tracer	-2 1/2	$- 2 \frac{1}{2}$
26336	Tracer	2 1/2*1 1/3	$2 \frac{1}{2} \cdot 1 \frac{1}{3}$
26337	Tracer	-2 1/3+5 7/8	$- 2 \frac{1}{3} + 5 \frac{7}{8}$
26338	Tracer	2 1/3+1 3/5	$2 \frac{1}{3} + 1 \frac{3}{5}$
26339	Soustraire	6-(-6)	$6 - (- 6)$
26340	Tracer	2 1/4	$2 \frac{1}{4}$
26341	Tracer	2 1/4=14 1/2	$2 \frac{1}{4} = 14 \frac{1}{2}$
26342	Tracer	2 1/9+7 4/9	$2 \frac{1}{9} + 7 \frac{4}{9}$
26343	Tracer	2 2/3(x7)/2	$2 \frac{2}{3} \cdot \frac{x \cdot 7}{2}$
26344	Tracer	18x+15y=90	$18 x + 15 y = 90$
26345	Tracer	18x+17y=3	$18 x + 17 y = 3$
26346	Tracer	18x+9y=5	$18 x + 9 y = 5$
26347	Tracer	18x+9y=9	$18 x + 9 y = 9$
26348	Tracer	-18x-y=-16	$- 18 x - y = - 16$
26349	Tracer	-18y+7=-29	$- 18 y + 7 = - 29$
26350	Tracer	19-16 3/4	$19 - 16 \frac{3}{4}$
26351	Tracer	19 3/5-9 1/5	$19 \frac{3}{5} - 9 \frac{1}{5}$
26352	Tracer	19-4/5x=14	$19 - \frac{4}{5} x = 14$
26353	Tracer	19 7/9+8 2/9	$19 \frac{7}{9} + 8 \frac{2}{9}$
26354	Tracer	-1-9 racine carrée de 8	$- 1 - 9 \sqrt{8}$
26355	Tracer	-19<5m-4<-4	$- 19 < 5 m - 4 < - 4$
26356	Tracer	19=3z+1=-5	$19 = 3 z + 1 = - 5$
26357	Tracer	-19=5x-14=1	$- 19 = 5 x - 14 = 1$
26358	Tracer	19=-6x-5<31	$19 = - 6 x - 5 < 31$
26359	Tracer	19y-(2x-3)=20	$19 y - (2 x - 3) = 20$
26360	Tracer	-17<5a+3<13	$- 17 < 5 a + 3 < 13$
26361	Tracer	17x+y=187	$17 x + y = 187$
26362	Tracer	18x^2+2y^2-126x+2y+203=0	$18 x^{2} + 2 y^{2} - 126 x + 2 y + 203 = 0$
26363	Tracer	18x^2-11x+1	$18 x^{2} - 11 x + 1$
26364	Tracer	18+3x=6y	$18 + 3 x = 6 y$
26365	Tracer	-18<2x<18	$- 18 < 2 x < 18$
26366	Tracer	-16=2x-6<2	$- 16 = 2 x - 6 < 2$
26367	Tracer	-16=5x-16=9	$- 16 = 5 x - 16 = 9$
26368	Tracer	164 2/3	$164 \frac{2}{3}$
26369	Tracer	16c+20d=8	$16 c + 20 d = 8$
26370	Tracer	16x+20y=0	$16 x + 20 y = 0$
26371	Tracer	-16x-4y=-20	$- 16 x - 4 y = - 20$
26372	Tracer	12 1/4+17 2/3	$12 \frac{1}{4} + 17 \frac{2}{3}$
26373	Tracer	12 2/5-6 3/4	$12 \frac{2}{5} - 6 \frac{3}{4}$
26374	Tracer	12 4/7*7 3/4	$12 \frac{4}{7} \cdot 7 \frac{3}{4}$
26375	Tracer	12m^2+5m-2	$12 m^{2} + 5 m - 2$
26376	Tracer	12v^2x^7	$12 v^{2} x^{7}$
26377	Tracer	12x^2+12x^(-1/2)+24x^(1/2)	$12 x^{2} + 12 x^{- \frac{1}{2}} + 24 x^{\frac{1}{2}}$
26378	Tracer	12x^2-7x+6=0	$12 x^{2} - 7 x + 6 = 0$
26379	Tracer	-12<2x-4<-2	$- 12 < 2 x - 4 < - 2$
26380	Tracer	12=-3-5x=22	$12 = - 3 - 5 x = 22$
26381	Tracer	12=3x-6	$12 = 3 x - 6$
26382	Tracer	128=(2l+4)+2w	$128 = (2 l + 4) + 2 w$
26383	Tracer	-12x+15y=0	$- 12 x + 15 y = 0$
26384	Tracer	12x+32y=600	$12 x + 32 y = 600$
26385	Tracer	12x+3y<0	$12 x + 3 y < 0$
26386	Tracer	-12x+4y	$- 12 x + 4 y$
26387	Tracer	12x+4y=-8	$12 x + 4 y = - 8$
26388	Tracer	-12x+4y>-28	$- 12 x + 4 y > - 28$
26389	Tracer	12x+6y=18÷x+y=19	$12 x + 6 y = 18 \div x + y = 19$
26390	Tracer	12x+9y=15	$12 x + 9 y = 15$
26391	Tracer	-12x>-48	$- 12 x > - 48$
26392	Tracer	12x-0.1x^2	$12 x - 0.1 x^{2}$
26393	Tracer	12x-17<3	$12 x - 17 < 3$
26394	Tracer	-1=x>-7	$- 1 = x > - 7$
26395	Tracer	-1=x-3<4	$- 1 = x - 3 < 4$
26396	Tracer	-1=x-9=5	$- 1 = x - 9 = 5$
26397	Tracer	1=y-2/3x	$1 = y - \frac{2}{3} x$
26398	Tracer	1>x>6	$1 > x > 6$
26399	Tracer	10-1/4y=9x	$10 - \frac{1}{4} y = 9 x$
26400	Tracer	10 3/2	$10 \frac{3}{2}$