Mathway | Problèmes fréquents

Problèmes fréquents

Rang	Matière	Problème	Problème de formatage
178401	Resolva a Equação Racional para x	6/(3x)+5/4=3/x	$\frac{6}{3 x} + \frac{5}{4} = \frac{3}{x}$
178402	Simplifier l''expression avec une racine	racine cubique de 27x^15y^24	$\sqrt[3]{27 x^{15} y^{24}}$
178403	Resolva a Inequação para x	y<2x^2+5x-1	$y < 2 x^{2} + 5 x - 1$
178404	Tracer	y>-x+4 y>1/2x+1	$y > - x + 4$ $y > \frac{1}{2} x + 1$
178405	Évaluer	--2^2	$- - 2^{2}$
178406	Resolva para x	(5x)/(x-5)-2=8/(x^2-5x)	$\frac{5 x}{x - 5} - 2 = \frac{8}{x^{2} - 5 x}$
178407	Écrire sous forme de l''équation d''une droite	2x+4y=6x-y	$2 x + 4 y = 6 x - y$
178408	Factoriser	9x^2y^4-16y^2z^6	$9 x^{2} y^{4} - 16 y^{2} z^{6}$
178409	Resolva para x	x-8=3x	$x - 8 = 3 x$
178410	Évaluer	(x^2+2)^2+2	${(x^{2} + 2)}^{2} + 2$
178411	Resolva para x	3x-x-5=2(x+2)-9	$3 x - x - 5 = 2 (x + 2) - 9$
178412	Tracer	y>-2x+3 and y>=3x-2	$y > - 2 x + 3$ and $y \geq 3 x - 2$
178413	Simplifier	((x^2)/5-x)/(x/9+1/3)	$\frac{\frac{x^{2}}{5} - x}{\frac{x}{9} + \frac{1}{3}}$
178414	Resolva para x	(7x)/4-1/7=1-2/7(x-1/14)	$\frac{7 x}{4} - \frac{1}{7} = 1 - \frac{2}{7} (x - \frac{1}{14})$
178415	Resolva para b	1+2b-13=12-4b-2b	$1 + 2 b - 13 = 12 - 4 b - 2 b$
178416	Resolva para x	(6x)/2=27	$\frac{6 x}{2} = 27$
178417	Simplifier	(1-(sin(x)-cos(x))^2)/(2cos(x))	$\frac{1 - {(\sin (x) - \cos (x))}^{2}}{2 \cos (x)}$
178418	Resolva a Inequação para x	-2x+1<=x-3	$- 2 x + 1 \leq x - 3$
178419	Trouver les asymptotes dans le graphique	f(x)=(x^2-81)/(x^2+15x+56)	$f (x) = \frac{x^{2} - 81}{x^{2} + 15 x + 56}$
178420	Resolva para x	-9/(x^2-x)+9=1/(x^2-x)	$- \frac{9}{x^{2} - x} + 9 = \frac{1}{x^{2} - x}$
178421	Resolva para v	\|v\|=4	$\| v \| = 4$
178422	Trouver la valeur exacte	1/2+( racine carrée de 3)/2	$\frac{1}{2} + \frac{\sqrt{3}}{2}$
178423	Multiplier	(2x-2)/3*2/(x^2-1)	$\frac{2 x - 2}{3} \cdot \frac{2}{x^{2} - 1}$
178424	Resolva para k	k^2+8k+22=6	$k^{2} + 8 k + 22 = 6$
178425	Resolva para n	3n-7<26	$3 n - 7 < 26$
178426	Tracer à l''aide de la table des valeurs	y = square root of x+2	$y = \sqrt{x + 2}$
178427	Simplifier	((x+9)(x-2))/((x-2)(2+x))	$\frac{(x + 9) (x - 2)}{(x - 2) (2 + x)}$
178428	Simplifier	-10x racine carrée de 40-2 racine carrée de 10x^2	$- 10 x \sqrt{40} - 2 \sqrt{10 x^{2}}$
178429	Résoudre par substitution	y=-x y=-4x+12	$y = - x$ $y = - 4 x + 12$
178430	Simplifier l''expression avec une racine	8 racine cubique de a^4b^3c^2-14ab racine cubique de ac^2	$8 \sqrt[3]{a^{4} b^{3} c^{2}} - 14 a b \sqrt[3]{a c^{2}}$
178431	Tracer	f(x)=1/8(x+4)(x+2)^2(x-2)	$f (x) = \frac{1}{8} (x + 4) {(x + 2)}^{2} (x - 2)$
178432	Décrire la transformation	f(x+2)	$f (x + 2)$
178433	Simplifier	((x+2)/(x+8))÷((2x)/3)	$\frac{x + 2}{x + 8} \div \frac{2 x}{3}$
178434	Resolva para v	4^(v+9)+5=38	$4^{v + 9} + 5 = 38$
178435	Évaluer	2-(-1/8)+-7/4	$2 - (- \frac{1}{8}) + - \frac{7}{4}$
178436	Resolva a Inequação para x	x^4>49x^2	$x^{4} > 49 x^{2}$
178437	Tracer	(( racine carrée de 3)/2,1/2)	$(\frac{\sqrt{3}}{2}, \frac{1}{2})$
178438	Resolva para x	9x+2=8x^2+6x	$9 x + 2 = 8 x^{2} + 6 x$
178439	Simplifier	( racine carrée de 15(x-1))÷( racine carrée de 2x^2)	$\sqrt{15 (x - 1)} \div \sqrt{2 x^{2}}$
178440	Trouver les asymptotes dans le graphique	h(x)=(x+3)/(x(x+8))	$h (x) = \frac{x + 3}{x (x + 8)}$
178441	Diviser	2 1/4÷1 1/2	$2 \frac{1}{4} \div 1 \frac{1}{2}$
178442	Simplifier	22^22^2	$2 \cdot 2^{2} \cdot 2^{2}$
178443	Combiner les termes similaires	2(4f+2g)	$2 (4 f + 2 g)$
178444	Évaluer	racine carrée de 3^2+4^2	$\sqrt{3^{2}} + 4^{2}$
178445	Simplifier	(1-x)/(2x)+(x+2)/(x^2)+1/(3ax^2)	$\frac{1 - x}{2 x} + \frac{x + 2}{x^{2}} + \frac{1}{3 a x^{2}}$
178446	Resolva para x	x/(x-1)+6=1/(x^2-x)	$\frac{x}{x - 1} + 6 = \frac{1}{x^{2} - x}$
178447	Resolva para x	x*0.5(x-10)=30-15x	$x \cdot 0.5 (x - 10) = 30 - 15 x$
178448	Trouver la fonction	f(x)=\|x+2\|	$f (x) = \| x + 2 \|$
178449	Resolva para x	(3x-16)/x=5/3	$\frac{3 x - 16}{x} = \frac{5}{3}$
178450	Resolva para r	3r=90-5	$3 r = 90 - 5$
178451	Simplifier	2*1/4	$2 \cdot \frac{1}{4}$
178452	Simplifier	(3x^5+y)^2	${(3 x^{5} + y)}^{2}$
178453	Resolva para a	x^(1/6) racine cubique de x^2=x^a	$x^{\frac{1}{6}} \sqrt[3]{x^{2}} = x^{a}$
178454	Simplifier	y^3 racine carrée de 20x^5y^4	$y^{3} \sqrt{20 x^{5} y^{4}}$
178455	Évaluer	logarithme népérien de e^4+ logarithme népérien de e^-7	$\ln (e^{4}) + \ln (e^{- 7})$
178456	Simplifier	5x+2(x-3)=-2(x-1)	$5 x + 2 (x - 3) = - 2 (x - 1)$
178457	Resolva a Inequação para x	4x-12>=8	$4 x - 12 \geq 8$
178458	Simplifier	2y(y^2-5y-3)+y(y+1)	$2 y (y^{2} - 5 y - 3) + y (y + 1)$
178459	Resolva para x	8x-1/x=-2	$8 x - \frac{1}{x} = - 2$
178460	Tracer	f(x)=(x^3-x^2-12x)/(-4x^2-8x)	$f (x) = \frac{x^{3} - x^{2} - 12 x}{- 4 x^{2} - 8 x}$
178461	Tracer	2x+3y>=12 8x-4y>1 x<4	$2 x + 3 y \geq 12$ $8 x - 4 y > 1$ $x < 4$
178462	Simplifier	((2x+5)/(3x))÷((2x-1)/(2x+1))	$\frac{2 x + 5}{3 x} \div \frac{2 x - 1}{2 x + 1}$
178463	Résoudre en complétant le carré	5x(x+6)=-50	$5 x (x + 6) = - 50$
178464	Diviser	(3x^2)÷3x	$3 x^{2} \div 3 x$
178465	Resolva a Equação Racional para x	racine carrée de x-2=4	$\sqrt{x - 2} = 4$
178466	Resolva para v	4/5(v-7)=2	$\frac{4}{5} (v - 7) = 2$
178467	Trouver le domaine de définition et l''ensemble d''arrivée	f(x)=1/(1+e^(-x))	$f (x) = \frac{1}{1 + e^{- x}}$
178468	Resolva para j	7/3-1/6j=1/6(2j-7)	$\frac{7}{3} - \frac{1}{6} j = \frac{1}{6} (2 j - 7)$
178469	Écrire sous forme usuelle	(3x+2)(2x^2+6x-3)	$(3 x + 2) (2 x^{2} + 6 x - 3)$
178470	Convertir sous forme cartésienne	r=6/(2-3sin(theta))	$r = \frac{6}{2 - 3 \sin (θ)}$
178471	Resolva para x	87=195x-16x^2	$87 = 195 x - 16 x^{2}$
178472	Resolva para w	3(1+1/4w)=4+w	$3 (1 + \frac{1}{4} w) = 4 + w$
178473	Resolva para θ	4cos(theta)^2-3=0	$4 \cos^{2} (θ) - 3 = 0$
178474	Multiplier	x/2*x/2	$\frac{x}{2} \cdot \frac{x}{2}$
178475	Simplifier	((4x^7)/(x^2y^4))^2	${(\frac{4 x^{7}}{x^{2} y^{4}})}^{2}$
178476	Resolva para θ	8cos(theta)^2=2	$8 \cos^{2} (θ) = 2$
178477	Resolva a Inequação para x	x+1+1+6x>3(x-4)-(x-4)	$x + 1 + 1 + 6 x > 3 (x - 4) - (x - 4)$
178478	Factoriser	(a-b)^2-(c-d)^2	${(a - b)}^{2} - {(c - d)}^{2}$
178479	Évaluer	cot(-x)cos(-x)+sin(-x)=-1/(f(x))	$\cot (- x) \cos (- x) + \sin (- x) = - \frac{1}{f (x)}$
178480	Trouver les points d''intersection avec les axes des abscisses et des ordonnées	y=x racine carrée de x+2	$y = x \sqrt{x + 2}$
178481	Resolva a Inequação para x	x^2-x>0	$x^{2} - x > 0$
178482	Resolva para t	5/3t=4(1/2t+2)-2(6-3/2t)	$\frac{5}{3} t = 4 (\frac{1}{2} t + 2) - 2 (6 - \frac{3}{2} t)$
178483	Évaluer la fonction	D(-1)=x^2-2x-1	$D (- 1) = x^{2} - 2 x - 1$
178484	Resolva a Inequação para x	(x+2)^2(x+5)(x+9)<0	${(x + 2)}^{2} (x + 5) (x + 9) < 0$
178485	Resolva a Inequação para x	9(x-3)-8x>=-3	$9 (x - 3) - 8 x \geq - 3$
178486	Tracer	3x+6y<=6 3x+y<=9	$3 x + 6 y \leq 6$ $3 x + y \leq 9$
178487	Tracer	1/4(x-3)<=-2	$\frac{1}{4} (x - 3) \leq - 2$
178488	Simplifier	1/4(8m-4n)+1/3(6m+3n)	$\frac{1}{4} (8 m - 4 n) + \frac{1}{3} (6 m + 3 n)$
178489	Tracer	y>=-3/4x+1 y>=1/2x+6	$y \geq - \frac{3}{4} x + 1$ $y \geq \frac{1}{2} x + 6$
178490	Évaluer	(7!5!)/(9!3!)	$\frac{7! 5!}{9! 3!}$
178491	Resolva para d	1/5(3/2d-15)=9/10d	$\frac{1}{5} (\frac{3}{2} d - 15) = \frac{9}{10} d$
178492	Resolva para x	e^(1/4x)=\|4x\|	$e^{\frac{1}{4} x} = \| 4 x \|$
178493	Évaluer	(x+1)(x+3)	$(x + 1) (x + 3)$
178494	Trouver la fonction	f(x)=7x-1	$f (x) = 7 x - 1$
178495	Resolva para p	-2(p-5)+7p=-5	$- 2 (p - 5) + 7 p = - 5$
178496	Simplifier	(-7/2z+4)+(1/5z-15)	$(- \frac{7}{2} z + 4) + (\frac{1}{5} z - 15)$
178497	Resolva para d	1.2+d+0.4=9.7	$1.2 + d + 0.4 = 9.7$
178498	Resolva para d	4-d=-(d-4)	$4 - d = - (d - 4)$
178499	Resolva para x	(x-1)/2=1/3	$\frac{x - 1}{2} = \frac{1}{3}$
178500	Resolva o Sistema de Inequalities	8<=x+5 and 16>x+5	$8 \leq x + 5$ and $16 > x + 5$