Mathway | Problèmes fréquents

Problèmes fréquents

Rang	Matière	Problème	Problème de formatage
169101	Combiner les termes similaires	-6y+7-7+4x^2-6x^2-3x^2+7y	$- 6 y + 7 - 7 + 4 x^{2} - 6 x^{2} - 3 x^{2} + 7 y$
169102	Resolva para x	6+ base logarithmique 3 de -4x=9	$6 + \log_{3} (- 4 x) = 9$
169103	Simplifier	(5x)/(2x+8)+(3x-1)/(x+4)	$\frac{5 x}{2 x + 8} + \frac{3 x - 1}{x + 4}$
169104	Resolva para s	12+3/2s-1/2-3/4s=5/4s	$12 + \frac{3}{2} s - \frac{1}{2} - \frac{3}{4} s = \frac{5}{4} s$
169105	Resolva para a	racine carrée de a-4+1 = racine carrée de 2a-7	$\sqrt{a - 4} + 1 = \sqrt{2 a - 7}$
169106	Simplifier	(x^2-14x+49)/(6x^2-42x)	$\frac{x^{2} - 14 x + 49}{6 x^{2} - 42 x}$
169107	Simplifier	- racine cinquième de 32^4	$- \sqrt[5]{32^{4}}$
169108	Développer les expressions logarithmiques	logarithme népérien de (2e)/x	$\ln (\frac{2 e}{x})$
169109	Soustraire	8/3-2/6	$\frac{8}{3} - \frac{2}{6}$
169110	Simplifier	((2^-3x^-1)(3y^2)^2)/((x^-3y^2)^-3)	$\frac{(2^{- 3} x^{- 1}) {(3 y^{2})}^{2}}{{(x^{- 3} y^{2})}^{- 3}}$
169111	Trouver les points d''intersection avec les axes des abscisses et des ordonnées	f(x)=(5x+25)/(x^2+x-20)	$f (x) = \frac{5 x + 25}{x^{2} + x - 20}$
169112	Tracer à l''aide de la table des valeurs	y=x^2-4x+3	$y = x^{2} - 4 x + 3$
169113	Tracer à l''aide de la table des valeurs	y=4(1/2)^x	$y = 4 {(\frac{1}{2})}^{x}$
169114	Resolva a Inequação para x	10x<=8-3x^2	$10 x \leq 8 - 3 x^{2}$
169115	Tracer à l''aide de la table des valeurs	y=\|x-3\|	$y = \| x - 3 \|$
169116	Resolva a Inequação para a	a-17>-16	$a - 17 > - 16$
169117	Resolva para N	N=(3^(n+4)-3^(n+1))/(3^(n+1))	$N = \frac{3^{n + 4} - 3^{n + 1}}{3^{n + 1}}$
169118	Resolva para j	-20j+6j+18j-9j+17=-3	$- 20 j + 6 j + 18 j - 9 j + 17 = - 3$
169119	Trouver la valeur exacte	(4/25)^(1/2)	${(\frac{4}{25})}^{\frac{1}{2}}$
169120	Simplifier	(3x^3-4x^2y+xy^2)/(9x^2y-y^3)	$\frac{3 x^{3} - 4 x^{2} y + x y^{2}}{9 x^{2} y - y^{3}}$
169121	Resolva para c	-3-11/5c+4c=3/2c	$- 3 - \frac{11}{5} c + 4 c = \frac{3}{2} c$
169122	Resolva para x	1/2(x-10)=7	$\frac{1}{2} (x - 10) = 7$
169123	Tracer	9+w>7	$9 + w > 7$
169124	Resolva para x	7(x-5)-x=3	$7 (x - 5) - x = 3$
169125	Resolva para b	1/2-2/9b=5/6	$\frac{1}{2} - \frac{2}{9} b = \frac{5}{6}$
169126	Resolva para x	(3x-14)/5-(5x-6)/5=(4x+7)/10-5/2	$\frac{3 x - 14}{5} - \frac{5 x - 6}{5} = \frac{4 x + 7}{10} - \frac{5}{2}$
169127	Resolva a Inequação para x	3x>=5x+8	$3 x \geq 5 x + 8$
169128	Évaluer	2pi7	$2 \cdot π \cdot 7$
169129	Resolva a Inequação para x	(x^2+x-6)/(x-7)<=0	$\frac{x^{2} + x - 6}{x - 7} \leq 0$
169130	Resolva para x	-10=xy+z for x	$- 10 = x y + z$ for $x$
169131	Resolva para z	1/7=-5/7+5/8z	$\frac{1}{7} = - \frac{5}{7} + \frac{5}{8} z$
169132	Simplifier	((x^-5y)/(y^3))^-1	${(\frac{x^{- 5} y}{y^{3}})}^{- 1}$
169133	Multiplier	(1-4m)(m^2-3m+8)	$(1 - 4 m) (m^{2} - 3 m + 8)$
169134	Resolva para a	-7(a-3)=11-7a	$- 7 (a - 3) = 11 - 7 a$
169135	Simplifier	(4p^-8)/(-4(p^-2)^4)	$\frac{4 p^{- 8}}{- 4 {(p^{- 2})}^{4}}$
169136	Simplifier	(7 racine carrée de -1)(3 racine carrée de -4)	$(7 \sqrt{- 1}) (3 \sqrt{- 4})$
169137	Tracer	3x^2-2y^2+4y-26=0	$3 x^{2} - 2 y^{2} + 4 y - 26 = 0$
169138	Combiner les termes similaires	6+2x^2-3y^2-7-2-4x^2+4y^2	$6 + 2 x^{2} - 3 y^{2} - 7 - 2 - 4 x^{2} + 4 y^{2}$
169139	Factoriser	-10xy^9z+8y^3z^5	$- 10 x y^{9} z + 8 y^{3} z^{5}$
169140	Resolva para x	(1/64)^(-8x+3)=(1/16)^(7x-2)	${(\frac{1}{64})}^{- 8 x + 3} = {(\frac{1}{16})}^{7 x - 2}$
169141	Tracer	y<-3/2x-10 y>-3/2x-2	$y < - \frac{3}{2} x - 10$ $y > - \frac{3}{2} x - 2$
169142	Transformer en un intervalle	3/5b-1/2b>=1/5b-1/2	$\frac{3}{5} b - \frac{1}{2} b \geq \frac{1}{5} b - \frac{1}{2}$
169143	Simplifier	x-2-x+x	$x - 2 - x + x$
169144	Factoriser	x^2y^2-45x^4z^3	$x^{2} y^{2} - 45 x^{4} z^{3}$
169145	Resolva para c	2/3c-3+5/4c=-c+5/2c+2	$\frac{2}{3} c - 3 + \frac{5}{4} c = - c + \frac{5}{2} c + 2$
169146	Resolva a Inequação para x	x^2+4x+4>=9	$x^{2} + 4 x + 4 \geq 9$
169147	Écrire sous forme usuelle	-8x^2-5x-16=-4x^2	$- 8 x^{2} - 5 x - 16 = - 4 x^{2}$
169148	Décrire la transformation	y=\|-x\|	$y = \| - x \|$
169149	Écrire en notation scientifique	52 thousandths	$52$ thousandths
169150	Simplifier	3/(4x)+5/(4x^2)	$\frac{3}{4 x} + \frac{5}{4 x^{2}}$
169151	Resolva para x	9x-(8x-1)=2	$9 x - (8 x - 1) = 2$
169152	Simplifier	(-4/(x+1)+3/(x-3))/(4/(x+1)+2/(x-3))	$\frac{- \frac{4}{x + 1} + \frac{3}{x - 3}}{\frac{4}{x + 1} + \frac{2}{x - 3}}$
169153	Décrire la transformation	h(x)=f(x)+c	$h (x) = f (x) + c$
169154	Resolva para θ	2sin(theta)+4=3	$2 \sin (θ) + 4 = 3$
169155	Factoriser	(x^2+2)(m-n)+2(m-n)	$(x^{2} + 2) (m - n) + 2 (m - n)$
169156	Trouver la valeur exacte	3/4-1/2	$\frac{3}{4} - \frac{1}{2}$
169157	Resolva a Inequação para x	9-x^2<=0	$9 - x^{2} \leq 0$
169158	Simplifier	4+2^3-\|-4\|	$4 + 2^{3} - \| - 4 \|$
169159	Simplifier	(4y^2-18y+18)/(y^3-6y^2+9y)	$\frac{4 y^{2} - 18 y + 18}{y^{3} - 6 y^{2} + 9 y}$
169160	Resolva a Inequação para x	(x+1)/(x-1)>0	$\frac{x + 1}{x - 1} > 0$
169161	Resolva para x	5^(3x-1)*5^(2x-5)=5^(x+6)	$5^{3 x - 1} \cdot 5^{2 x - 5} = 5^{x + 6}$
169162	Évaluer	\|x\|=5	$\| x \| = 5$
169163	Tracer à l''aide de la table des valeurs	f(x) = cube root of x+5	$f (x) = \sqrt[3]{x + 5}$
169164	Resolva para X	y=1/2X-3	$y = \frac{1}{2} X - 3$
169165	Trouver la valeur exacte	sin(45 degrés )^2+cos(30 degrés )^2	$\sin^{2} (45 °) + \cos^{2} (30 °)$
169166	Trouver le domaine de définition et l''ensemble d''arrivée	f(x)=-3/2(4)^(x-3)-1	$f (x) = - \frac{3}{2} {(4)}^{x - 3} - 1$
169167	Resolva para a	(a+2)/(5-a)=6/(a-5)	$\frac{a + 2}{5 - a} = \frac{6}{a - 5}$
169168	Simplifier	(2x-7)/(x-2)+(8x)/(3x-6)	$\frac{2 x - 7}{x - 2} + \frac{8 x}{3 x - 6}$
169169	Résoudre en utilisant la formule quadratique	2d^2+11d+20=d^2	$2 d^{2} + 11 d + 20 = d^{2}$
169170	Tracer	g(x)=-4f(x)	$g (x) = - 4 f (x)$
169171	Resolva para f	3/5f+24=4-1/5f	$\frac{3}{5} f + 24 = 4 - \frac{1}{5} f$
169172	Resolva para x	x-7=(-3(x+1))/5	$x - 7 = \frac{- 3 (x + 1)}{5}$
169173	Resolva a Inequação de Valor Absoluto para x	\|2x-8\|>12	$\| 2 x - 8 \| > 12$
169174	Resolva para x	sin(24 degrés )=12.1/x	$\sin (24 °) = \frac{12.1}{x}$
169175	Simplifier	( racine carrée de 9)(8 racine carrée de -28)	$(\sqrt{9}) (8 \sqrt{- 28})$
169176	Resolva para x	\|3x+2\|+10=x	$\| 3 x + 2 \| + 10 = x$
169177	Resolva para b	1/3b-1/8=-1/2	$\frac{1}{3} b - \frac{1}{8} = - \frac{1}{2}$
169178	Resolva a Inequação para x	-6x-17>=8x+25	$- 6 x - 17 \geq 8 x + 25$
169179	Resolva a Inequação para x	3<=x-8	$3 \leq x - 8$
169180	Resolva para r	0.4r-0.13-0.7r=3r-5.74	$0.4 r - 0.13 - 0.7 r = 3 r - 5.74$
169181	Identifier les zéros et leurs multiplicités	f(x)=x^4-729x	$f (x) = x^{4} - 729 x$
169182	Simplifier	racine carrée de 9m^2n^2+2 racine carrée de m^2n^2-3mn	$\sqrt{9 m^{2} n^{2}} + 2 \sqrt{m^{2} n^{2}} - 3 m n$
169183	Évaluer	3^x=5	$3^{x} = 5$
169184	Resolva para a	-1/3a=-3/4a-2+5/2a	$- \frac{1}{3} a = - \frac{3}{4} a - 2 + \frac{5}{2} a$
169185	Simplifier	( racine carrée de 9x)/( racine carrée de 15)	$\frac{\sqrt{9 x}}{\sqrt{15}}$
169186	Resolva a Inequação de Valor Absoluto para x	\|x-7\|<2	$\| x - 7 \| < 2$
169187	Factoriser	-18x^2y^6z^4-6x^4y^4z^5	$- 18 x^{2} y^{6} z^{4} - 6 x^{4} y^{4} z^{5}$
169188	Resolva para m	m/y=gh	$\frac{m}{y} = g h$
169189	Trouver la valeur exacte	cos(120 degrés )+cos(45 degrés )	$\cos (120 °) + \cos (45 °)$
169190	Resolva para a	racine carrée de a-3+5=9	$\sqrt{a - 3} + 5 = 9$
169191	Simplifier	(6+i)/(-6-2i)	$\frac{6 + i}{- 6 - 2 i}$
169192	Trouver la forme standard de la parabole	y^2-5x+12y=-16	$y^{2} - 5 x + 12 y = - 16$
169193	Resolva para u	2/3u=1/2+5/3u+5/2u-2	$\frac{2}{3} u = \frac{1}{2} + \frac{5}{3} u + \frac{5}{2} u - 2$
169194	Resolva para m	racine carrée de m+17+3=m	$\sqrt{m + 17} + 3 = m$
169195	Évaluer	1/3(8)^(-2/3)	$\frac{1}{3} {(8)}^{- \frac{2}{3}}$
169196	Trouver le PPCM des dénominateurs	8/(x^2+7x+10) and -2/(x^2+5x)	$\frac{8}{x^{2} + 7 x + 10}$ and $\frac{- 2}{x^{2} + 5 x}$
169197	Tracer à l''aide de la table des valeurs	y=-x^2+2	$y = - x^{2} + 2$
169198	Resolva a Inequação para m	-8m-12>-5(m-8)-3(m-7)	$- 8 m - 12 > - 5 (m - 8) - 3 (m - 7)$
169199	Factoriser	-12xy^2z^7-12z^4	$- 12 x y^{2} z^{7} - 12 z^{4}$
169200	Simplifier	x/2-x/3	$\frac{x}{2} - \frac{x}{3}$