Mathway | Problèmes fréquents

Problèmes fréquents

Rang	Matière	Problème	Problème de formatage
165501	Resolva para x	y=5x-2x	$y = 5 x - 2 x$
165502	Simplifier	(x^2-4)/(4x^2-12x)*(2x+4)/(-x^2+5x-6)	$\frac{x^{2} - 4}{4 x^{2} - 12 x} \cdot \frac{2 x + 4}{- x^{2} + 5 x - 6}$
165503	Resolva para M₂	F_g=(GM_1M_2)/(r^2)	$F_{g} = \frac{G M_{1} M_{2}}{r^{2}}$
165504	Factoriser	-s^3+3s^2+9s-27	$- s^{3} + 3 s^{2} + 9 s - 27$
165505	Resolva a Equação Racional para y	y/9-2/5=1/3	$\frac{y}{9} - \frac{2}{5} = \frac{1}{3}$
165506	Tracer	y=-f(x)-1	$y = - f (x) - 1$
165507	Tracer	y<=x^2+6x+5	$y \leq x^{2} + 6 x + 5$
165508	Resolva para d	a/b=c/d	$\frac{a}{b} = \frac{c}{d}$
165509	Resolva para x	(3x+5)/4=x/2	$\frac{3 x + 5}{4} = \frac{x}{2}$
165510	Simplifier	-14cd-2c^2d^2+15cd+9c^2d^2-15cd	$- 14 c d - 2 c^{2} d^{2} + 15 c d + 9 c^{2} d^{2} - 15 c d$
165511	Évaluer	1/2(1-0.90)	$\frac{1}{2} (1 - 0.9)$
165512	Resolva a Inequação de Valor Absoluto para v	-3\|1-2/3v\|=-9	$- 3 \| 1 - \frac{2}{3} v \| = - 9$
165513	Trouver la valeur exacte	1-1/2	$1 - \frac{1}{2}$
165514	Trouver la valeur exacte	tan(-15 degrés )	$\tan (- 15 °)$
165515	Diviser sans détailler	(2x^3+4x^2-5) by (x+3)	$(2 x^{3} + 4 x^{2} - 5)$ by $(x + 3)$
165516	Resolva para t	1/45+1/90=1/t	$\frac{1}{45} + \frac{1}{90} = \frac{1}{t}$
165517	Resolva para d	4-3d=d-8	$4 - 3 d = d - 8$
165518	Simplifier	-8i^2+3	$- 8 i^{2} + 3$
165519	Resolva para n	2.2n+0.8n+5=4n	$2.2 n + 0.8 n + 5 = 4 n$
165520	Évaluer	(m-3+4n)*(-8)	$(m - 3 + 4 n) \cdot (- 8)$
165521	Factoriser	10+270y^3	$10 + 270 y^{3}$
165522	Factoriser	2d^4+6d^3-18d^2-54d	$2 d^{4} + 6 d^{3} - 18 d^{2} - 54 d$
165523	Resolva a Inequação para x	2x^2-7x+3>0	$2 x^{2} - 7 x + 3 > 0$
165524	Resolva para m	(2m)/(m-1)+(m-5)/(m^2-1)=1	$\frac{2 m}{m - 1} + \frac{m - 5}{m^{2} - 1} = 1$
165525	Resolva para x	3x=-1/2	$3 x = - \frac{1}{2}$
165526	Trouver les points d''intersection avec les axes des abscisses et des ordonnées	f(x)=(x+1)(x-1)^2(x-2)	$f (x) = (x + 1) {(x - 1)}^{2} (x - 2)$
165527	Resolva a Inequação para d	1+3(-8d+1)>=10d+6+1	$1 + 3 (- 8 d + 1) \geq 10 d + 6 + 1$
165528	Resolva para x	x^2+x=1	$x^{2} + x = 1$
165529	Tracer	y>-x+2 y<=3x-2	$y > - x + 2$ $y \leq 3 x - 2$
165530	Simplifier	x+3+(3x)/(x+5)	$x + 3 + \frac{3 x}{x + 5}$
165531	Resolva para w	y-aw=2w-1	$y - a w = 2 w - 1$
165532	Tracer	y>=2x^2	$y \geq 2 x^{2}$
165533	Soustraire	8/6-5/4	$\frac{8}{6} - \frac{5}{4}$
165534	Resolva para x	15x-20=6x-(x+2)+(-x+3)	$15 x - 20 = 6 x - (x + 2) + (- x + 3)$
165535	Trouver le PPCM des dénominateurs	7/(3x-15) and (3x)/(2x-10)	$\frac{7}{3 x - 15}$ and $\frac{3 x}{2 x - 10}$
165536	Trouver le produit	(m-n)(m+n)	$(m - n) (m + n)$
165537	Trouver la pente et l''ordonnée à l''origine	y-2=0	$y - 2 = 0$
165538	Factoriser	x^3+7x^2-36	$x^{3} + 7 x^{2} - 36$
165539	Trouver le produit	(2x-y)^2	${(2 x - y)}^{2}$
165540	Resolva a Inequação para x	(x+1)/(x-5)<=0	$\frac{x + 1}{x - 5} \leq 0$
165541	Resolva para m	-2m-5n=7m-3n	$- 2 m - 5 n = 7 m - 3 n$
165542	Resolva a Inequação para x	x^2-3x<0	$x^{2} - 3 x < 0$
165543	Multiplier	1/8*6	$\frac{1}{8} \cdot 6$
165544	Resolva para b	4a=2b-7	$4 a = 2 b - 7$
165545	Simplifier	2(2)^2	$2 {(2)}^{2}$
165546	Resolva para y	-140=18+4(5y-2)	$- 140 = 18 + 4 (5 y - 2)$
165547	Resolva para x	(5x+2)^2+15x+6=0	${(5 x + 2)}^{2} + 15 x + 6 = 0$
165548	Trouver toutes les solutions complexes	2cos(x)^2+sin(x)-1=0	$2 \cos^{2} (x) + \sin (x) - 1 = 0$
165549	Resolva para x	4=x^2-7	$4 = x^{2} - 7$
165550	Simplifier	(3x^2-x-7)-(5x^2-4x-2)+(x+3)(x+2)	$(3 x^{2} - x - 7) - (5 x^{2} - 4 x - 2) + (x + 3) (x + 2)$
165551	Trouver la valeur exacte	sec(pi/3)^2	$\sec^{2} (\frac{π}{3})$
165552	Tracer	f(x)=(2(x+2))/(x-2)	$f (x) = \frac{2 (x + 2)}{x - 2}$
165553	Simplifier	50+50-25*0+2+2	$50 + 50 - 25 \cdot 0 + 2 + 2$
165554	Trouver toutes les solutions complexes	7(y+3)=5y+8	$7 (y + 3) = 5 y + 8$
165555	Resolva para w	13w-2(4w+1)=w-58	$13 w - 2 (4 w + 1) = w - 58$
165556	Resolva para x	-9+\|x/6\|=-8	$- 9 + \| \frac{x}{6} \| = - 8$
165557	Resolva para c	3c+1=c+1	$3 c + 1 = c + 1$
165558	Trouver le complexe conjugué	racine carrée de -20	$\sqrt{- 20}$
165559	Trouver les racines (zéros)	x^3-7x+6=0	$x^{3} - 7 x + 6 = 0$
165560	Resolva a Inequação para x	x^2+x<6	$x^{2} + x < 6$
165561	Resolva para c	a=2/3(b+c)	$a = \frac{2}{3} (b + c)$
165562	Resolva para x	8.25=0.5-x/0.4	$8.25 = 0.5 - \frac{x}{0.4}$
165563	Resolva a Inequação para g	10g-(8g+9)<-g+8+6	$10 g - (8 g + 9) < - g + 8 + 6$
165564	Resolva a Inequação para x	x^2-4x+4>0	$x^{2} - 4 x + 4 > 0$
165565	Tracer	f(x)=1/2 racine carrée de x-1	$f (x) = \frac{1}{2} \sqrt{x} - 1$
165566	Resolva para x	-1/(x^2)+1=0	$- \frac{1}{x^{2}} + 1 = 0$
165567	Resolva para x	5x+x=x-4	$5 x + x = x - 4$
165568	Resolva para w	12=5/2w	$12 = \frac{5}{2} w$
165569	Écrire sous forme usuelle	f(x)=x^2+4x	$f (x) = x^{2} + 4 x$
165570	Tracer	(y+5/2)^2=-5(x-9/2)	${(y + \frac{5}{2})}^{2} = - 5 (x - \frac{9}{2})$
165571	Tracer	y=x+1/x	$y = x + \frac{1}{x}$
165572	Évaluer	4/3pi5^3	$\frac{4}{3} \cdot π \cdot 5^{3}$
165573	Trouver le PPCM des dénominateurs	7/(2x-8) and (5x)/(3x-12)	$\frac{7}{2 x - 8}$ and $\frac{5 x}{3 x - 12}$
165574	Resolva para x	7/(x+7)+1=-x/(x+7)	$\frac{7}{x + 7} + 1 = - \frac{x}{x + 7}$
165575	Resolva para x	6x-9+8x=-2-5+9x	$6 x - 9 + 8 x = - 2 - 5 + 9 x$
165576	Resolva para w	2\|3w+8\|-13<=-5	$2 \| 3 w + 8 \| - 13 \leq - 5$
165577	Évaluer	(2^2)/5+(2/5)^2-(2^0)/5+(2/5)^0	$\frac{2^{2}}{5} + {(\frac{2}{5})}^{2} - \frac{2^{0}}{5} + {(\frac{2}{5})}^{0}$
165578	Resolva para k	x^2+kx+16=0	$x^{2} + k x + 16 = 0$
165579	Resolva para x	x+2/7x=9	$x + \frac{2}{7} x = 9$
165580	Resolva o Sistema de Equations	x+y=-9 x+2y=-25	$x + y = - 9$ $x + 2 y = - 25$
165581	Resolva para x	2^(4-3x)=16^(2/5)	$2^{4 - 3 x} = 16^{\frac{2}{5}}$
165582	Resolva para c	10=\|-2c+1\|	$10 = \| - 2 c + 1 \|$
165583	Resolva para r	t=r/(r-3)	$t = \frac{r}{r - 3}$
165584	Resolva para x	4^-2=16^(x-2)	$4^{- 2} = 16^{x - 2}$
165585	Écrire sous forme de l''équation d''une droite	14x+7y>21	$14 x + 7 y > 21$
165586	Trouver le quotient	(x^4-1)÷(x-1)	$(x^{4} - 1) \div (x - 1)$
165587	Simplifier	9/4(10/3x-4)-1/4(2x-8)	$\frac{9}{4} (\frac{10}{3} x - 4) - \frac{1}{4} (2 x - 8)$
165588	Resolva o Sistema de Inequalities	12x+7<-11 and 5x-8>=40	$12 x + 7 < - 11$ and $5 x - 8 \geq 40$
165589	Simplifier	2/(x^2+x)-3/(x+1)	$\frac{2}{x^{2} + x} - \frac{3}{x + 1}$
165590	Resolva a Inequação para v	13+2v-8+6>-7-v	$13 + 2 v - 8 + 6 > - 7 - v$
165591	Resolva o Sistema de Equations	y=x+5 and y=5x+5	$y = x + 5$ and $y = 5 x + 5$
165592	Tracer à l''aide de la table des valeurs	y=x^2-6	$y = x^{2} - 6$
165593	Resolva para p	3p-7+p=13	$3 p - 7 + p = 13$
165594	Tracer	P(x)=-(x+1)^2(x-1)^3(x-2)	$P (x) = - {(x + 1)}^{2} {(x - 1)}^{3} (x - 2)$
165595	Trouver la valeur exacte	cos(75 degrés )+cos(15 degrés )	$\cos (75 °) + \cos (15 °)$
165596	Simplifier	racine carrée de (a^8b^2)/(c^6)	$\sqrt{\frac{a^{8} b^{2}}{c^{6}}}$
165597	Resolva para a	-4=-4/5a	$- 4 = - \frac{4}{5} a$
165598	Tracer	f(x)=x\|x\|	$f (x) = x \| x \|$
165599	Évaluer	(2^-7*5^5)^2	${(2^{- 7} \cdot 5^{5})}^{2}$
165600	Simplifier	racine cubique de 36x^2 racine carrée de 12x racine carrée de 9x^2	$\sqrt[3]{36 x^{2} \sqrt{12 x \sqrt{9 x^{2}}}}$