Mathway | Problèmes fréquents

Problèmes fréquents

Rang	Matière	Problème	Problème de formatage
161401	Simplifier	((x+3)/(x^2-2x-3))÷((x^2+2x-3)/(x+1))	$\frac{x + 3}{x^{2} - 2 x - 3} \div \frac{x^{2} + 2 x - 3}{x + 1}$
161402	Simplifier	(2x)/3+x/4	$\frac{2 x}{3} + \frac{x}{4}$
161403	Évaluer	(-7)^(5/3)*(1/56)^(5/3)	${(- 7)}^{\frac{5}{3}} \cdot {(\frac{1}{56})}^{\frac{5}{3}}$
161404	Resolva para a	a(b^2-4)=n	$a (b^{2} - 4) = n$
161405	Factoriser	xy^3+x^5y	$x y^{3} + x^{5} y$
161406	Resolva para A	b^2+g=A/m	$b^{2} + g = \frac{A}{m}$
161407	Resolva para A	f=4NA	$f = 4 N A$
161408	Simplifier	(21x^3+189x^2)/(7x^3)	$\frac{21 x^{3} + 189 x^{2}}{7 x^{3}}$
161409	Resolva para x	10 racine carrée de 9x=60	$10 \sqrt{9 x} = 60$
161410	Simplifier	racine carrée de (x-2)^2-8(x-2)	$\sqrt{{(x - 2)}^{2} - 8 (x - 2)}$
161411	Combiner les termes similaires	-5n+3(6+7n)	$- 5 n + 3 (6 + 7 n)$
161412	Resolva para x	-(7-2x)+7=-7	$- (7 - 2 x) + 7 = - 7$
161413	Resolva a Inequação para x	-2(x-5)<4	$- 2 (x - 5) < 4$
161414	Simplifier	(7x)/(x+1)+7/(x^2-1)	$\frac{7 x}{x + 1} + \frac{7}{x^{2} - 1}$
161415	Factoriser	1/25+(25x^4)/36-(x^2)/3	$\frac{1}{25} + \frac{25 x^{4}}{36} - \frac{x^{2}}{3}$
161416	Évaluer	1/2(6e-3f-3/4)	$\frac{1}{2} (6 e - 3 f - \frac{3}{4})$
161417	Resolva para θ	cot(theta)- racine carrée de 3=0	$\cot (θ) - \sqrt{3} = 0$
161418	Resolva para A	A(g-h)=m	$A (g - h) = m$
161419	Resolva a Inequação para x	(x+5)/(x-4)<=0	$\frac{x + 5}{x - 4} \leq 0$
161420	Resolva para x	4x+2(x-5)=3(2x-4)	$4 x + 2 (x - 5) = 3 (2 x - 4)$
161421	Trouver les asymptotes dans le graphique	f(x)=(-2x+8)/(x^2-4x)	$f (x) = \frac{- 2 x + 8}{x^{2} - 4 x}$
161422	Simplifier	8n+12+(-9)-(-6n)	$8 n + 12 + (- 9) - (- 6 n)$
161423	Resolva para a	n=(b+d^2)a	$n = (b + d^{2}) a$
161424	Resolva para x	(x-2)/3+2=(x-2)/5+6	$\frac{x - 2}{3} + 2 = \frac{x - 2}{5} + 6$
161425	Resolva a Inequação para x	28-7x<=-4(-7x-7)	$28 - 7 x \leq - 4 (- 7 x - 7)$
161426	Simplifier	((x+2)/(x^2+12x+20))÷(1/(x+7))	$\frac{x + 2}{x^{2} + 12 x + 20} \div \frac{1}{x + 7}$
161427	Évaluer	(175-35)/(3^2+1)	$\frac{17 \cdot 5 - 3 \cdot 5}{3^{2} + 1}$
161428	Simplifier	-2(3y+z)-7z-4(3z+8y)	$- 2 (3 y + z) - 7 z - 4 (3 z + 8 y)$
161429	Resolva para x	8-8(1+3x)=23-x	$8 - 8 (1 + 3 x) = 23 - x$
161430	Évaluer	(x/2)^2	${(\frac{x}{2})}^{2}$
161431	Tracer	3y>2x+12 2x+y<=-5	$3 y > 2 x + 12$ $2 x + y \leq - 5$
161432	Simplifier	-5f-7g+f-5g-4+f	$- 5 f - 7 g + f - 5 g - 4 + f$
161433	Resolva a Inequação para x	-2x<=-20	$- 2 x \leq - 20$
161434	Simplifier	(14x-25)/(x+6)-(29-50x)/(x+6)	$\frac{14 x - 25}{x + 6} - \frac{29 - 50 x}{x + 6}$
161435	Resolva para z	x=yz	$x = y z$
161436	Écrire sous forme usuelle	2/3y-3/4x+1/6=0	$\frac{2}{3} y - \frac{3}{4} x + \frac{1}{6} = 0$
161437	Resolva para x	6/x-9/(x-1)=1/4	$\frac{6}{x} - \frac{9}{x - 1} = \frac{1}{4}$
161438	Resolva para n	t=n-r	$t = n - r$
161439	Trouver le produit	6v(2v+3)	$6 v (2 v + 3)$
161440	Resolva a Inequação para k	-5+2(1-8k)>=109	$- 5 + 2 (1 - 8 k) \geq 109$
161441	Multiplier	xxx	$x \cdot x \cdot x$
161442	Resolva para B	H=B/8	$H = \frac{B}{8}$
161443	Resolva para v	5/9v+w=z	$\frac{5}{9} v + w = z$
161444	Évaluer	e+1.2=2	$e + 1.2 = 2$
161445	Simplifier	4(fg+3g)+5g	$4 (f g + 3 g) + 5 g$
161446	Convertir en yards	20km	$20 km$
161447	Resolva para y	2=(2y)/(y+1)-3/(2y)	$2 = \frac{2 y}{y + 1} - \frac{3}{2 y}$
161448	Trouver les points d''intersection avec les axes des abscisses et des ordonnées	f(x)=(5x-10)/(x^2-3x+2)	$f (x) = \frac{5 x - 10}{x^{2} - 3 x + 2}$
161449	Écrire sous forme usuelle	(x+5)^2+(x-2)^2=37	${(x + 5)}^{2} + {(x - 2)}^{2} = 37$
161450	Trouver la fonction	f(x)=x^2-2x-3	$f (x) = x^{2} - 2 x - 3$
161451	Simplifier	(3x+1)/(x-1)+x/(x^2-1)	$\frac{3 x + 1}{x - 1} + \frac{x}{x^{2} - 1}$
161452	Trouver la fonction réciproque	f(x)=-1/2 racine carrée de x+3 , x>=-3	$f (x) = - \frac{1}{2} \sqrt{x + 3}$ , $x \geq - 3$
161453	Évaluer	2(1/5m-2/5)+3/5	$2 (\frac{1}{5} m - \frac{2}{5}) + \frac{3}{5}$
161454	Simplifier	(x^-3*y^3)^-7	${(x^{- 3} \cdot y^{3})}^{- 7}$
161455	Resolva para a	a/4-5/6=-1/2	$\frac{a}{4} - \frac{5}{6} = - \frac{1}{2}$
161456	Resolva para x	2(x+2)^2-5=8	$2 {(x + 2)}^{2} - 5 = 8$
161457	Trouver la fonction réciproque	y=x^(1/2)+4	$y = x^{\frac{1}{2}} + 4$
161458	Resolva a Inequação para x	x^2+2x+1<0	$x^{2} + 2 x + 1 < 0$
161459	Évaluer	base logarithmique 4 de m* base logarithmique m de 20	$\log_{4} (m) \cdot \log_{m} (20)$
161460	Resolva para d	f^2+5g=3Md	$f^{2} + 5 g = 3 M d$
161461	Resolva para θ	sin(theta)-cos(theta) = square root of 2	$\sin (θ) - \cos (θ) = \sqrt{2}$
161462	Simplifier	((x^2+3x+2)/(x^2-1))÷((x^2+6x)/(x^2-x))	$\frac{x^{2} + 3 x + 2}{x^{2} - 1} \div \frac{x^{2} + 6 x}{x^{2} - x}$
161463	Simplifier	(5 racine carrée de 18-2 racine carrée de 50)/( racine carrée de 50)	$\frac{5 \sqrt{18} - 2 \sqrt{50}}{\sqrt{50}}$
161464	Resolva a Inequação para x	7(x+3)<5x+13	$7 (x + 3) < 5 x + 13$
161465	Resolva para f	9=Gf	$9 = G f$
161466	Resolva para g	3+q^2=g/r	$3 + q^{2} = \frac{g}{r}$
161467	Resolva para g	M-q=1/6g	$M - q = \frac{1}{6} g$
161468	Resolva o Sistema de Inequalities	x+9<=8 or x+9>=21	$x + 9 \leq 8$ or $x + 9 \geq 21$
161469	Resolva para h	2pir^3=pir^2h	$2 π r^{3} = π r^{2} h$
161470	Résoudre en utilisant la formule quadratique	b^2-6b+5=-4	$b^{2} - 6 b + 5 = - 4$
161471	Resolva para x	4-x^2=0	$4 - x^{2} = 0$
161472	Resolva a Inequação para x	(x^2(x+1)^3)/((x-7)(x+3)^2(-x^2-1))<=0	$\frac{x^{2} {(x + 1)}^{3}}{(x - 7) {(x + 3)}^{2} (- x^{2} - 1)} \leq 0$
161473	Resolva para x	4x-6(2x-3(5x-8))=20	$4 x - 6 (2 x - 3 (5 x - 8)) = 20$
161474	Trouver les racines (zéros)	F(x)=x^3-3x^2+2	$F (x) = x^{3} - 3 x^{2} + 2$
161475	Combiner les termes similaires	-4+7(1-3m)	$- 4 + 7 (1 - 3 m)$
161476	Simplifier	(-3x^2+x^4+x)+(2x^4-7+4x)	$(- 3 x^{2} + x^{4} + x) + (2 x^{4} - 7 + 4 x)$
161477	Trouver le domaine de définition et l''ensemble d''arrivée	f^-1(x)=x^2-4	$f^{- 1} (x) = x^{2} - 4$
161478	Resolva para p	-19p-2p+16p+12=-18	$- 19 p - 2 p + 16 p + 12 = - 18$
161479	Resolva para a	-1/2+a=5/8	$- \frac{1}{2} + a = \frac{5}{8}$
161480	Resolva para x	3(x+y)=y	$3 (x + y) = y$
161481	Resolva para x	(x+h)/3=g	$\frac{x + h}{3} = g$
161482	Resolva para a	2=a/(2B+q)	$2 = \frac{a}{2 B + q}$
161483	Factoriser	1+a^10-2a^5	$1 + a^{10} - 2 a^{5}$
161484	Simplifier	(-4z^3)^-3	${(- 4 z^{3})}^{- 3}$
161485	Resolva para θ	2cos(theta)^2=1	$2 \cos^{2} (θ) = 1$
161486	Évaluer	pi*4	$π \cdot 4$
161487	Resolva para A	4mA=D-f^3	$4 m A = D - f^{3}$
161488	Resolva para d	n^2=5qd	$n^{2} = 5 q d$
161489	Tracer	f^(-)*1(x)	$f^{-} \cdot 1 (x)$
161490	Resolva para x	(x-9)/6=(2x-4)/5	$\frac{x - 9}{6} = \frac{2 x - 4}{5}$
161491	Résoudre en factorisant	x^2+11x=7x+21	$x^{2} + 11 x = 7 x + 21$
161492	Resolva o Sistema de Inequalities	16<-3x+7 or -29>-3x+7	$16 < - 3 x + 7$ or $- 29 > - 3 x + 7$
161493	Tracer	y<3x+2 and 2y>=6x-4	$y < 3 x + 2$ and $2 y \geq 6 x - 4$
161494	Factoriser	x^4+3x^2+4	$x^{4} + 3 x^{2} + 4$
161495	Évaluer	1/3(21)-1-1/2*12	$\frac{1}{3} (21) - 1 - \frac{1}{2} \cdot 12$
161496	Resolva a Inequação para x	x/10+6>=8	$\frac{x}{10} + 6 \geq 8$
161497	Soustraire	(12x^2-11y^2-13x)-(5x^2-14y^2-9x)	$(12 x^{2} - 11 y^{2} - 13 x) - (5 x^{2} - 14 y^{2} - 9 x)$
161498	Resolva para x	8-x^2=7	$8 - x^{2} = 7$
161499	Résoudre en factorisant	4x^2-10=4x-7	$4 x^{2} - 10 = 4 x - 7$
161500	Simplifier	-7-4p-(-5)	$- 7 - 4 p - (- 5)$