Mathway | Problèmes fréquents

Problèmes fréquents

Rang	Matière	Problème	Problème de formatage
166801	Évaluer	(2pi)÷3	$2 π \div 3$
166802	Resolva para b	3 = square root of b-1	$3 = \sqrt{b - 1}$
166803	Tracer	Q(x)=-x^2(x^2-4)	$Q (x) = - x^{2} (x^{2} - 4)$
166804	Simplifier	racine carrée de 48xy^2z^3	$\sqrt{48 x y^{2} z^{3}}$
166805	Resolva para x	x-5(2x-3)=3(x-1)+4	$x - 5 (2 x - 3) = 3 (x - 1) + 4$
166806	Évaluer	base logarithmique m de m^(2n)	$\log_{m} (m^{2 n})$
166807	Resolva para x	4^x=8^3	$4^{x} = 8^{3}$
166808	Évaluer	(d^2)/(dr^2)(pir^2)	$\frac{d^{2}}{d r^{2}} (π r^{2})$
166809	Trouver la pente et l''ordonnée à l''origine	y-5=0	$y - 5 = 0$
166810	Resolva para x	x/(x+2)-4/(x-2)=1	$\frac{x}{x + 2} - \frac{4}{x - 2} = 1$
166811	Évaluer	1/6(6+18)-2^2	$\frac{1}{6} (6 + 18) - 2^{2}$
166812	Resolva a Inequação para x	(2x-5)/(x-5)-3<0	$\frac{2 x - 5}{x - 5} - 3 < 0$
166813	Trouver la valeur exacte	arccsc(2/( racine carrée de 3))	$arccsc (\frac{2}{\sqrt{3}})$
166814	Simplifier	racine quatrième de 8* racine quatrième de 2	$\sqrt[4]{8} \cdot \sqrt[4]{2}$
166815	Resolva a Inequação para x	(x-1)^2(x+2)(x-3)<0	${(x - 1)}^{2} (x + 2) (x - 3) < 0$
166816	Simplifier	(6i-5)-(2-3i)	$(6 i - 5) - (2 - 3 i)$
166817	Trouver la somme et le produit des racines de l''équation quadratique.	18-10x+x^2=0	$18 - 10 x + x^{2} = 0$
166818	Tracer	f(x)=-x if x<0; x if x>=0	$f (x) = {\begin{cases} - x & x < 0 \\ x & x \geq 0 \end{cases}$
166819	Trouver le domaine de définition et l''ensemble d''arrivée	y=[x]	$y = [x]$
166820	Resolva para w	5(w+2.2)-4w=9.3	$5 (w + 2.2) - 4 w = 9.3$
166821	Resolva para x	3x-(2x-1)=7x-(3-5x)+(-x+24)	$3 x - (2 x - 1) = 7 x - (3 - 5 x) + (- x + 24)$
166822	Tracer	(x-1)^2-y^2=4	${(x - 1)}^{2} - y^{2} = 4$
166823	Resolva para n	3(n+5)>=3n+8	$3 (n + 5) \geq 3 n + 8$
166824	Tracer	y=-x/2	$y = - \frac{x}{2}$
166825	Resolva para x	56-10x>=20+8x	$56 - 10 x \geq 20 + 8 x$
166826	Simplifier	2x^2y+3xy^2-3xy+4x^2y+y^2-5xy^2	$2 x^{2} y + 3 x y^{2} - 3 x y + 4 x^{2} y + y^{2} - 5 x y^{2}$
166827	Simplifier	(v^3w^-3)/(-v^-6w^3)	$\frac{v^{3} w^{- 3}}{- v^{- 6} w^{3}}$
166828	Resolva a Inequação para x	x^2-2x<=2	$x^{2} - 2 x \leq 2$
166829	Trouver le discriminant	x^2-8x=0	$x^{2} - 8 x = 0$
166830	Resolva para d	4+3/7d=1/7d-8	$4 + \frac{3}{7} d = \frac{1}{7} d - 8$
166831	Simplifier	(6x-8)/(4x-1)+(x+3)/(4x-1)	$\frac{6 x - 8}{4 x - 1} + \frac{x + 3}{4 x - 1}$
166832	Resolva para x	15x^2-56=88+6x^2	$15 x^{2} - 56 = 88 + 6 x^{2}$
166833	Évaluer	2(3)^1	$2 {(3)}^{1}$
166834	Resolva a Inequação para x	\|2-4x\|<=1	$\| 2 - 4 x \| \leq 1$
166835	Resolva para x	7+4+x-6=5+4	$7 + 4 + x - 6 = 5 + 4$
166836	Resolva para x	1/2x-5/4+2x=5/6+x	$\frac{1}{2} x - \frac{5}{4} + 2 x = \frac{5}{6} + x$
166837	Resolva para a	n = square root of b^2a-f	$n = \sqrt{b^{2} a - f}$
166838	Tracer	6>=-6(a+2)	$6 \geq - 6 (a + 2)$
166839	Factoriser	4u^2v+16uv^2+16v^3	$4 u^{2} v + 16 u v^{2} + 16 v^{3}$
166840	Simplifier	(4 racine carrée de 6)( racine carrée de -5)	$(4 \sqrt{6}) (\sqrt{- 5})$
166841	Resolva para x	-4(3/2x-1/2)=-15	$- 4 (\frac{3}{2} x - \frac{1}{2}) = - 15$
166842	Simplifier	( racine carrée de a+1-2)/( racine carrée de a+1+2)	$\frac{\sqrt{a + 1} - 2}{\sqrt{a + 1} + 2}$
166843	Simplifier	3/2(x+3/4)-(x+1)	$\frac{3}{2} (x + \frac{3}{4}) - (x + 1)$
166844	Resolva para x	1-(2x)/(x+4)=-1/(x+4)	$1 - \frac{2 x}{x + 4} = - \frac{1}{x + 4}$
166845	Évaluer	(x^2-1)^2-1	${(x^{2} - 1)}^{2} - 1$
166846	Resolva para p	q-2p=p+4	$q - 2 p = p + 4$
166847	Resolva para x	3+2x-(x+1)=3x-6	$3 + 2 x - (x + 1) = 3 x - 6$
166848	Resolva para x	6((x+1)/8-(2x-3)/16)=3(3/4x-1/4)-3/8(3x-2)	$6 (\frac{x + 1}{8} - \frac{2 x - 3}{16}) = 3 (\frac{3}{4} x - \frac{1}{4}) - \frac{3}{8} (3 x - 2)$
166849	Tracer	y=2x+3 and y=-x-4	$y = 2 x + 3$ and $y = - x - 4$
166850	Simplifier	i^0i^1i^2i^3i^4	$i^{0} \cdot i^{1} \cdot i^{2} \cdot i^{3} \cdot i^{4}$
166851	Resolva para b₁	a=(h(b_1+b_2))/2	$a = \frac{h (b_{1} + b_{2})}{2}$
166852	Resolva para u	-2u+6v=9	$- 2 u + 6 v = 9$
166853	Tracer	f(x)=2x if x!=0; 1 if x=0	$f (x) = {\begin{cases} 2 x & x \neq 0 \\ 1 & x = 0 \end{cases}$
166854	Simplifier	1/4a^3b-3/5a^3b+1/6a^3b	$\frac{1}{4} a^{3} b - \frac{3}{5} a^{3} b + \frac{1}{6} a^{3} b$
166855	Resolva a Inequação para p	7p+3(-6p+2)>=7p+9+1	$7 p + 3 (- 6 p + 2) \geq 7 p + 9 + 1$
166856	Simplifier	8x+ racine carrée de 1- racine carrée de 9y- racine carrée de 9x^2	$8 x + \sqrt{1} - \sqrt{9 y} - \sqrt{9 x^{2}}$
166857	Trouver la valeur exacte	cos(pi/4)+cos(pi/3)	$\cos (\frac{π}{4}) + \cos (\frac{π}{3})$
166858	Resolva para b	4(3b+4)=12b+4	$4 (3 b + 4) = 12 b + 4$
166859	Tracer	(negative infinity,2) union (2,infinity)	$(- \infty, 2) \cup (2, \infty)$
166860	Encontre o Termo de First	3n-1	$3 n - 1$
166861	Resolva a Inequação para x	x^2+7x<=0	$x^{2} + 7 x \leq 0$
166862	Resolva para r	-3/2r-1=3/5r+1/2	$- \frac{3}{2} r - 1 = \frac{3}{5} r + \frac{1}{2}$
166863	Resolva a Inequação de Valor Absoluto para s	\|2s-7\|>=-1	$\| 2 s - 7 \| \geq - 1$
166864	Simplifier	(4(c^-2)^4)/(12c^-1)	$\frac{4 {(c^{- 2})}^{4}}{12 c^{- 1}}$
166865	Tracer à l''aide de la table des valeurs	f(x)=\|x-2\|	$f (x) = \| x - 2 \|$
166866	Evaluer en utilisant la valeur donnée	3/2y-3+5/3z when y=6 and z=3	$\frac{3}{2} y - 3 + \frac{5}{3} z$ when $y = 6$ and $z = 3$
166867	Resolva para x	-2(4x-5)=2X	$- 2 (4 x - 5) = 2 X$
166868	Trouver la somme et le produit des racines de l''équation quadratique.	4x^2+6x+3=0	$4 x^{2} + 6 x + 3 = 0$
166869	Trouver le PPCM	8 and 10	$8$ and $10$
166870	Resolva a Inequação para x	x^2+1>0	$x^{2} + 1 > 0$
166871	Tracer	(x-2)	$(x - 2)$
166872	Résoudre en factorisant	81-4x^2=0	$81 - 4 x^{2} = 0$
166873	Trouver les racines (zéros)	f(x)=(x+3)/(2x^2-6)	$f (x) = \frac{x + 3}{2 x^{2} - 6}$
166874	Resolva a Inequação para x	-2x^2+12x>18	$- 2 x^{2} + 12 x > 18$
166875	Resolva para x	(81^(x+5))/(3^(7x+2))=3^(x-2)	$\frac{81^{x + 5}}{3^{7 x + 2}} = 3^{x - 2}$
166876	Resolva para x	(3x)/5=(x+1)/2	$\frac{3 x}{5} = \frac{x + 1}{2}$
166877	Trouver la forme standard de la parabole	4x^2-128y=0	$4 x^{2} - 128 y = 0$
166878	Trouver l''équation quadratique à l''aide des racines	5 and 9	$5$ and $9$
166879	Resolva para x	5/3x+4=2/3x	$\frac{5}{3} x + 4 = \frac{2}{3} x$
166880	Trouver a, b, c	ax^2+bx+c=0	$a x^{2} + b x + c = 0$
166881	Combiner les termes similaires	-6-2y^2-3+3y-2y^2+4y+6y^2	$- 6 - 2 y^{2} - 3 + 3 y - 2 y^{2} + 4 y + 6 y^{2}$
166882	Tracer	x^2+10x>=-24	$x^{2} + 10 x \geq - 24$
166883	Évaluer	(( racine carrée de 2)/2)÷(( racine carrée de 2)/2)	$\frac{\sqrt{2}}{2} \div \frac{\sqrt{2}}{2}$
166884	Resolva a Inequação para s	3s+6<=-5(s+2)	$3 s + 6 \leq - 5 (s + 2)$
166885	Évaluer	-2^2-5^2+6^2	$- 2^{2} - 5^{2} + 6^{2}$
166886	Resolva para d	5d-d-2d+8-3d=0	$5 d - d - 2 d + 8 - 3 d = 0$
166887	Resolva para x	(49^(4x-1))/(7^(x-6))=7^(8x+3)	$\frac{49^{4 x - 1}}{7^{x - 6}} = 7^{8 x + 3}$
166888	Écrire sous forme usuelle	y^2-5x+12y=-16	$y^{2} - 5 x + 12 y = - 16$
166889	Resolva para m	-5(-2-8m)=10+5m	$- 5 (- 2 - 8 m) = 10 + 5 m$
166890	Simplifier	1/(-2i)	$\frac{1}{- 2 i}$
166891	Simplifier	5 racine carrée de 7+ racine carrée de 7-2 racine carrée de 7	$5 \sqrt{7} + \sqrt{7} - 2 \sqrt{7}$
166892	Resolva para x	x/2+3+x+9=60	$\frac{x}{2} + 3 + x + 9 = 60$
166893	Simplifier	(8*320)^(1/3)	${(8 \cdot 320)}^{\frac{1}{3}}$
166894	Diviser	(-9a^2bc^5)/(-3ab^6)	$\frac{- 9 a^{2} b c^{5}}{- 3 a b^{6}}$
166895	Diviser	(1/4)/(1/2)	$\frac{\frac{1}{4}}{\frac{1}{2}}$
166896	Resolva para x	a/(x+a)=b	$\frac{a}{x + a} = b$
166897	Resolva para b	-2.9+b/0.1=-39.9	$- 2.9 + \frac{b}{0.1} = - 39.9$
166898	Résoudre en utilisant la formule quadratique	n^2-n-5=-2n^2	$n^{2} - n - 5 = - 2 n^{2}$
166899	Trouver les racines (zéros)	x^3-x^2-2x=0	$x^{3} - x^{2} - 2 x = 0$
166900	Resolva para x	3x-3(x+1)=3	$3 x - 3 (x + 1) = 3$