Mathway | Problèmes fréquents

Problèmes fréquents

Rang	Matière	Problème	Problème de formatage
173301	Resolva para x	9+4x-4x=6x-10-8	$9 + 4 x - 4 x = 6 x - 10 - 8$
173302	Simplifier	(( racine carrée de 2)/2+( racine carrée de 2)/2i)^2	${(\frac{\sqrt{2}}{2} + \frac{\sqrt{2}}{2} i)}^{2}$
173303	Resolva para x	x^3+x^2-2x=0	$x^{3} + x^{2} - 2 x = 0$
173304	Simplifier	((3t^-1)^-3)/(4t^7j)	$\frac{{(3 t^{- 1})}^{- 3}}{4 t^{7} j}$
173305	Resolva para x	3(x+2)=-5-2(x-3)	$3 (x + 2) = - 5 - 2 (x - 3)$
173306	Diviser	(6x)÷x	$6 x \div x$
173307	Resolva para a	-2a+1=-3(a-4)	$- 2 a + 1 = - 3 (a - 4)$
173308	Simplifier	((x^2+9x+8)/(x^2))÷((x^2-1)/(x^3+3x^2-4x))	$\frac{x^{2} + 9 x + 8}{x^{2}} \div \frac{x^{2} - 1}{x^{3} + 3 x^{2} - 4 x}$
173309	Résoudre par substitution	6x+y=-42 x=y	$6 x + y = - 42$ $x = y$
173310	Resolva para x	y-5=m(x-2)	$y - 5 = m (x - 2)$
173311	Simplifier	7*(5+30s-45t)	$7 \cdot (5 + 30 s - 45 t)$
173312	Resolva para x	(2x+15)^(1/2)=x	${(2 x + 15)}^{\frac{1}{2}} = x$
173313	Simplifier	cube root of 250+ cube root of 54+ square root of 72	$\sqrt[3]{250} + \sqrt[3]{54} + \sqrt{72}$
173314	Écrire sous forme exponentielle	base logarithmique 4 de 1/2=-1/2	$\log_{4} (\frac{1}{2}) = - \frac{1}{2}$
173315	Resolva para x	x/(x-1)-1=x/2	$\frac{x}{x - 1} - 1 = \frac{x}{2}$
173316	Resolva para n	2n=n+3	$2 n = n + 3$
173317	Tracer	(x+1)^2=-1/2(y-2)	${(x + 1)}^{2} = - \frac{1}{2} (y - 2)$
173318	Resolva para x	5-(3x+2)/(x+10)=x	$5 - \frac{3 x + 2}{x + 10} = x$
173319	Simplifier	(8 racine carrée de x^7-6 racine carrée de x^5)/(2 racine carrée de x^3)	$\frac{8 \sqrt{x^{7}} - 6 \sqrt{x^{5}}}{2 \sqrt{x^{3}}}$
173320	Resolva para c	\|c+4\|<5	$\| c + 4 \| < 5$
173321	Resolva a Inequação para z	z/4<=12	$\frac{z}{4} \leq 12$
173322	Évaluer	4(x+h)^2	$4 {(x + h)}^{2}$
173323	Resolva para h	3h-5h+11=17	$3 h - 5 h + 11 = 17$
173324	Simplifier	(2x+12)/(2x^2+14x+12)	$\frac{2 x + 12}{2 x^{2} + 14 x + 12}$
173325	Resolva para x	(2x+1)/6-(x-3)/3=(4x-1)/3+(x-6)/2	$\frac{2 x + 1}{6} - \frac{x - 3}{3} = \frac{4 x - 1}{3} + \frac{x - 6}{2}$
173326	Resolva para x	x-3/2y=-12	$x - \frac{3}{2} y = - 12$
173327	Resolva para x	1/(x^2)=1/(6x^2)+1/(6x)	$\frac{1}{x^{2}} = \frac{1}{6 x^{2}} + \frac{1}{6 x}$
173328	Resolva para x	-96=3(8x)^(5/3)	$- 96 = 3 {(8 x)}^{\frac{5}{3}}$
173329	Simplifier	(x^2-3)-(-3x^2+5)	$(x^{2} - 3) - (- 3 x^{2} + 5)$
173330	Trouver la forme standard de la parabole	f(x)=7-3x+2x^2	$f (x) = 7 - 3 x + 2 x^{2}$
173331	Évaluer	(-3+3)^2	${(- 3 + 3)}^{2}$
173332	Resolva para R	24+12R>=100	$24 + 12 R \geq 100$
173333	Resolva para x	racine carrée de 2x+4+1>=5	$\sqrt{2 x + 4} + 1 \geq 5$
173334	Resolva o Sistema de Equations	y=2x-5 -8x-4y=-20	$y = 2 x - 5$ $- 8 x - 4 y = - 20$
173335	Simplifier	7a^2+10a-3a-2a^2	$7 a^{2} + 10 a - 3 a - 2 a^{2}$
173336	Tracer	racine carrée de \|x\|	$\sqrt{\| x \|}$
173337	Simplifier	(4a^3b^2-a^2b^2+2ab)-(3a^2b^3-a^2b^2-3ab)	$(4 a^{3} b^{2} - a^{2} b^{2} + 2 a b) - (3 a^{2} b^{3} - a^{2} b^{2} - 3 a b)$
173338	Simplifier	5/(-i)	$\frac{5}{- i}$
173339	Simplifier	racine carrée de 4- racine carrée de -98- racine carrée de 144+ racine carrée de -128	$\sqrt{4} - \sqrt{- 98} - \sqrt{144} + \sqrt{- 128}$
173340	Resolva para x	x^2-4x+2=-2x+5	$x^{2} - 4 x + 2 = - 2 x + 5$
173341	Développer les expressions logarithmiques	logarithme de (x racine cubique de z^4)/y	$\log (\frac{x \sqrt[3]{z^{4}}}{y})$
173342	Find the Parabola with Focus (-2,5) and Directrix y=3	(-2,5) y=3	$(- 2, 5)$ $y = 3$
173343	Simplifier	8/(3x^2)+5/(4x)	$\frac{8}{3 x^{2}} + \frac{5}{4 x}$
173344	Resolva para b	2bh=v	$2 b h = v$
173345	Trouver les points d''intersection avec les axes des abscisses et des ordonnées	f(x)=-4/(x^2-3x)	$f (x) = - \frac{4}{x^{2} - 3 x}$
173346	Tracer	f(x)=x/((x-1)(x+1))	$f (x) = \frac{x}{(x - 1) (x + 1)}$
173347	Resolva para m	-7(m-9)-2m=12	$- 7 (m - 9) - 2 m = 12$
173348	Resolva o Sistema de Inequalities	6b<24 or 4b+12>4	$6 b < 24$ or $4 b + 12 > 4$
173349	Factoriser	a^2b+2ab-a-2	$a^{2} b + 2 a b - a - 2$
173350	Évaluer	3(10-(4-9)+15÷3-2(7+10))-6	$3 (10 - (4 - 9) + 15 \div 3 - 2 (7 + 10)) - 6$
173351	Résoudre en factorisant	11r+15=-2r^2	$11 r + 15 = - 2 r^{2}$
173352	Développer les expressions logarithmiques	logarithme de (x racine cubique de z^2)/(y^5)	$\log (\frac{x \sqrt[3]{z^{2}}}{y^{5}})$
173353	Trouver le produit	-7(-a^2)^2(-b^3)	$- 7 {(- a^{2})}^{2} (- b^{3})$
173354	Simplifier	(3xy^3)/(x^3y)*y/(6x)	$\frac{3 x y^{3}}{x^{3} y} \cdot \frac{y}{6 x}$
173355	Convertir en un nombre décimal	-225deg	$- 225$ degrees
173356	Multiplier	-1/2*0	$- \frac{1}{2} \cdot 0$
173357	Resolva para r	F=G(mM)/(r^2)	$F = G \frac{m M}{r^{2}}$
173358	Resolva o Sistema de Inequalities	4x+3<7 or 3x-8>7	$4 x + 3 < 7$ or $3 x - 8 > 7$
173359	Simplifier	5+4*(8-6)^2	$5 + 4 \cdot {(8 - 6)}^{2}$
173360	Resolva para c	a-b+cd=e	$a - b + c d = e$
173361	Trouver le domaine de définition et l''ensemble d''arrivée	y=2e^(-x)-3	$y = 2 e^{- x} - 3$
173362	Trouver la valeur exacte	((8)(-7)(6))/((-4)(-2)(-3))	$\frac{(8) (- 7) (6)}{(- 4) (- 2) (- 3)}$
173363	Simplifier	logarithme népérien de e^(2x)	$\ln (e^{2 x})$
173364	Combiner les termes similaires	(8n^2+3n^7)(8n^2-3n^7)	$(8 n^{2} + 3 n^{7}) (8 n^{2} - 3 n^{7})$
173365	Resolva a Inequação para x	x^2<=2x+2	$x^{2} \leq 2 x + 2$
173366	Resolva para c	-2x^3(cx^3+x^2)=-10x^6-2x^5	$- 2 x^{3} (c x^{3} + x^{2}) = - 10 x^{6} - 2 x^{5}$
173367	Évaluer	8*6+(12-4)÷2	$8 \times 6 + (12 - 4) \div 2$
173368	Simplifier	(2c^2+9c)/(4c^2-1)-5/(4c^2-1)	$\frac{2 c^{2} + 9 c}{4 c^{2} - 1} - \frac{5}{4 c^{2} - 1}$
173369	Simplifier	(11x^2-11m^2)/(2x^2+4xm+2m^2)	$\frac{11 x^{2} - 11 m^{2}}{2 x^{2} + 4 x m + 2 m^{2}}$
173370	Factoriser	P(x)=x^3-3x-2	$P (x) = x^{3} - 3 x - 2$
173371	Resolva a Equação Racional para x	racine carrée de 4-3x=x	$\sqrt{4 - 3 x} = x$
173372	Trouver la fonction réciproque	h(x)=(5+x)/(4-2x)	$h (x) = \frac{5 + x}{4 - 2 x}$
173373	Resolva para x	2x-8+11=x+10	$2 x - 8 + 11 = x + 10$
173374	Trouver le domaine de définition et l''ensemble d''arrivée	f(x) = square root of 3x-12+2	$f (x) = \sqrt{3 x - 12} + 2$
173375	Resolva a Inequação para x	(4-x)^2(x-9/2)<0	${(4 - x)}^{2} (x - \frac{9}{2}) < 0$
173376	Resolva para p	5(4x+p)=w	$5 (4 x + p) = w$
173377	Trouver les asymptotes dans le graphique	f(x)=(x^2+2x-35)/(3x-15)	$f (x) = \frac{x^{2} + 2 x - 35}{3 x - 15}$
173378	Resolva para a	8a-(1+5a)=4(3a-11)-20	$8 a - (1 + 5 a) = 4 (3 a - 11) - 20$
173379	Simplifier	(2x^2+3)(4x+5)-8x(x^2-2)	$(2 x^{2} + 3) (4 x + 5) - 8 x (x^{2} - 2)$
173380	Resolva o Sistema de Equations	x+y=2 y=x^2-6x+8	$x + y = 2$ $y = x^{2} - 6 x + 8$
173381	Simplifier	c(4+3c)-0.75(c+3)	$c (4 + 3 c) - 0.75 (c + 3)$
173382	Resolva para x	6(x+1)-5x=8+2(x-1)	$6 (x + 1) - 5 x = 8 + 2 (x - 1)$
173383	Trouver le domaine de définition et l''ensemble d''arrivée	f(x)=- racine carrée de 5-x-3	$f (x) = - \sqrt{5 - x} - 3$
173384	Évaluer	g(r)=25-3r	$g (r) = 25 - 3 r$
173385	Resolva para a	racine carrée de a+9=-3-a	$\sqrt{a + 9} = - 3 - a$
173386	Resolva para x	3(x-3)+8x=5(2x+1)	$3 (x - 3) + 8 x = 5 (2 x + 1)$
173387	Écrire sous forme exponentielle	racine cubique de X^6	$\sqrt[3]{X^{6}}$
173388	Resolva para x	-4+ racine carrée de -1-65x=4	$- 4 + \sqrt{- 1 - 65 x} = 4$
173389	Resolva para x	sin(x)+1=cos(x)	$\sin (x) + 1 = \cos (x)$
173390	Resolva para x	base logarithmique 2 de 8x-4 base logarithmique 2 de 4=0	$\log_{2} (8 x) - 4 \log_{2} (4) = 0$
173391	Trouver les racines (zéros)	-x^3-3x^2=6x+4	$- x^{3} - 3 x^{2} = 6 x + 4$
173392	Tracer	f(x)=1+x if x<0; x^2 if x>=0	$f (x) = {\begin{cases} 1 + x & x < 0 \\ x^{2} & x \geq 0 \end{cases}$
173393	Resolva para x	(10x+25)/(3x+12)=(5x)/(x+4)	$\frac{10 x + 25}{3 x + 12} = \frac{5 x}{x + 4}$
173394	Simplifier	((2x+10)(x^2+x-6))/(4x^2+12x-40)	$\frac{(2 x + 10) (x^{2} + x - 6)}{4 x^{2} + 12 x - 40}$
173395	Resolva o Sistema de Inequalities	4x-10>=22 or x-5<-6	$4 x - 10 \geq 22$ or $x - 5 < - 6$
173396	Tracer	-6>-2/3y	$- 6 > - \frac{2}{3} y$
173397	Simplifier	racine carrée de 121- racine carrée de 21	$\sqrt{121} - \sqrt{21}$
173398	Resolva a Inequação para x	1/x+1/3<1/5	$\frac{1}{x} + \frac{1}{3} < \frac{1}{5}$
173399	Simplifier	(-6a^3b+2ab^2)(5a^2-2ab^2-b)	$(- 6 a^{3} b + 2 a b^{2}) (5 a^{2} - 2 a b^{2} - b)$
173400	Resolva para x	cos(x)^2-1/2=0	$\cos^{2} (x) - \frac{1}{2} = 0$