Mathway | Problèmes fréquents

Problèmes fréquents

Rang	Matière	Problème	Problème de formatage
193601	Resolva para x	9x-(5x+1)-(2+8x-(7x-5))+9x=0	$9 x - (5 x + 1) - (2 + 8 x - (7 x - 5)) + 9 x = 0$
193602	Resolva para r	5(4+r)=1/2(40+10r)	$5 (4 + r) = \frac{1}{2} (40 + 10 r)$
193603	Trouver le produit	(3ab-c)(3ab+c)	$(3 a b - c) (3 a b + c)$
193604	Simplifier	(5 racine carrée de 50-3 racine carrée de 200+3 racine carrée de 18)^2	${(5 \sqrt{50} - 3 \sqrt{200} + 3 \sqrt{18})}^{2}$
193605	Resolva o Sistema de Equations	y=6x y=x^2+5	$y = 6 x$ $y = x^{2} + 5$
193606	Resolva o Sistema de Equations	x+y=3 y=9	$x + y = 3$ $y = 9$
193607	Évaluer	i^(20+1)	$i^{20 + 1}$
193608	Factoriser	x^5-4x^3-x^2+4	$x^{5} - 4 x^{3} - x^{2} + 4$
193609	Diviser	5a^2+6a-9 into 25a^4+19a^2-a-78	$5 a^{2} + 6 a - 9$ into $25 a^{4} + 19 a^{2} - a - 78$
193610	Tracer	f(x)=2 if x<=-1; x^2 if x>-1	$f (x) = {\begin{cases} 2 & x \leq - 1 \\ x^{2} & x > - 1 \end{cases}$
193611	Évaluer	\|8\|+\|-3\|-7*-5	$\| 8 \| + \| - 3 \| - 7 \cdot - 5$
193612	Resolva a Inequação para y	y/4+2-(y+1)/6>=(y+5)/9	$\frac{y}{4} + 2 - \frac{y + 1}{6} \geq \frac{y + 5}{9}$
193613	Simplifier	((a+b)^9)/((a+b)^4)	$\frac{{(a + b)}^{9}}{{(a + b)}^{4}}$
193614	Simplifier	(3x^0y^4)(2x^2y)^3	$(3 x^{0} y^{4}) {(2 x^{2} y)}^{3}$
193615	Resolva a Inequação de Valor Absoluto para x	9\|9-8x\|=2x+3	$9 \| 9 - 8 x \| = 2 x + 3$
193616	Resolva para x	1/(x^2-3)=y+1	$\frac{1}{x^{2} - 3} = y + 1$
193617	Tracer	f(x)=3 racine carrée de x+1 if 0<=x<3; 5-x if 3<=x<=5	$f (x) = {\begin{cases} 3 \sqrt{x + 1} & 0 \leq x < 3 \\ 5 - x & 3 \leq x \leq 5 \end{cases}$
193618	Resolva para x	(3x)/5+x/9=-1	$\frac{3 x}{5} + \frac{x}{9} = - 1$
193619	Resolva para x	-1/2+2/3(-6x-6)=-4	$- \frac{1}{2} + \frac{2}{3} (- 6 x - 6) = - 4$
193620	Factoriser	f(x)=x^4+x^3-7x^2-x+6	$f (x) = x^{4} + x^{3} - 7 x^{2} - x + 6$
193621	Trouver les points d''intersection avec les axes des abscisses et des ordonnées	f(x)=1/2(x-2)(x+6)	$f (x) = \frac{1}{2} (x - 2) (x + 6)$
193622	Resolva para a	13^2=a^2+12^2	$13^{2} = a^{2} + 12^{2}$
193623	Factoriser	-x^3+3x-2	$- x^{3} + 3 x - 2$
193624	Trouver la fonction réciproque	f(x)=((x^(1/7))/5)^5	$f (x) = {(\frac{x^{\frac{1}{7}}}{5})}^{5}$
193625	Simplifier	-2/(-2/x)	$- \frac{2}{- \frac{2}{x}}$
193626	Resolva para r	(r-3)(r+6)=0	$(r - 3) (r + 6) = 0$
193627	Factoriser	x^2+ racine carrée de x	$x^{2} + \sqrt{x}$
193628	Resolva para r	-4r+4>=3r-4	$- 4 r + 4 \geq 3 r - 4$
193629	Resolva para x	10+(2-x)/3=7	$10 + \frac{2 - x}{3} = 7$
193630	Resolva a Inequação para x	(7-3x)/6+(5-2x)/3+(3-x)/2<1	$\frac{7 - 3 x}{6} + \frac{5 - 2 x}{3} + \frac{3 - x}{2} < 1$
193631	Écrire comme un unique logarithme	2( base logarithmique 3 de 20- base logarithmique 3 de 4)	$2 (\log_{3} (20) - \log_{3} (4))$
193632	Factoriser	-5x(a+c)+2y(a+c)	$- 5 x (a + c) + 2 y (a + c)$
193633	Convertir en une fraction simplifiée	0.8 as a fraction	$0.8$ as a fraction
193634	Resolva a Inequação para x	-2x+8+5x>2x+1	$- 2 x + 8 + 5 x > 2 x + 1$
193635	Resolva para T	M=2TH+2TA	$M = 2 T H + 2 T A$
193636	Resolva para x	logarithme népérien de x+ = logarithme népérien de x-4 logarithme népérien de 3x-10	$\ln (x) + \ln (x - 4) = \ln (3 x - 10)$
193637	Resolva para x	3/2(2x+4)=x+19	$\frac{3}{2} (2 x + 4) = x + 19$
193638	Resolva para y	10y-5(1+y)=3(2y-2)-20	$10 y - 5 (1 + y) = 3 (2 y - 2) - 20$
193639	Resolva para C	A=2BD+2BC+2DC	$A = 2 B D + 2 B C + 2 D C$
193640	Resolva o Sistema de Equations	-1/5x+1/3y=-2 5/6x-1/2y=-5	$- \frac{1}{5} x + \frac{1}{3} y = - 2$ $\frac{5}{6} x - \frac{1}{2} y = - 5$
193641	Diviser	(36x^3-96x^2+48x)/(12x)	$\frac{36 x^{3} - 96 x^{2} + 48 x}{12 x}$
193642	Simplifier	(3 racine carrée de 2)/2* racine carrée de 2	$\frac{3 \sqrt{2}}{2} \cdot \sqrt{2}$
193643	Simplifier	(-15xy^4)*(-1/3xy^3)	$(- 15 x y^{4}) \cdot (- \frac{1}{3} x y^{3})$
193644	Resolva para k	-k+4(k+1)=2k	$- k + 4 (k + 1) = 2 k$
193645	Tracer	(-pi/2,pi/2)	$(- \frac{π}{2}, \frac{π}{2})$
193646	Simplifier	(x^2-26x+169)/(1859-11x^2)	$\frac{x^{2} - 26 x + 169}{1859 - 11 x^{2}}$
193647	Resolva para x	-16-6x=-6(x+3)	$- 16 - 6 x = - 6 (x + 3)$
193648	Resolva para x	(8- racine carrée de x)^2=(4+ racine carrée de x)^2	${(8 - \sqrt{x})}^{2} = {(4 + \sqrt{x})}^{2}$
193649	Resolva a Equação Racional para x	(x-3)/(2x+10)+2x-12=(x^2+3x-18)/(2x+10)	$\frac{x - 3}{2 x + 10} + 2 x - 12 = \frac{x^{2} + 3 x - 18}{2 x + 10}$
193650	Trouver les points d''intersection avec les axes des abscisses et des ordonnées	1/9x^4-4/9x^3	$\frac{1}{9} x^{4} - \frac{4}{9} x^{3}$
193651	Resolva para Vᵢ	d=V_it+1/2at^2	$d = V_{i} t + \frac{1}{2} a t^{2}$
193652	Simplifier l''expression avec une racine	racine carrée de 200m^4n	$\sqrt{200 m^{4} n}$
193653	Tracer	y<=-x+4 and y>5	$y \leq - x + 4$ and $y > 5$
193654	Resolva a Inequação para x	x^2-64>0	$x^{2} - 64 > 0$
193655	Resolva a Inequação para x	(x+5)(x^2-4)(x-6)<0	$(x + 5) (x^{2} - 4) (x - 6) < 0$
193656	Resolva para x	arccos(cos(x))=x	$\arccos (\cos (x)) = x$
193657	Resolva para m	2/3m+a=a+r	$\frac{2}{3} m + a = a + r$
193658	Encontre f(g(x))	f(x) = square root of x and g(x)=x-4	$f (x) = \sqrt{x}$ and $g (x) = x - 4$
193659	Simplifier	(-2/3)^-2	${(- \frac{2}{3})}^{- 2}$
193660	Resolva para t	t^2+15t=-36	$t^{2} + 15 t = - 36$
193661	Évaluer	f(x-3)	$f (x - 3)$
193662	Simplifier	7 racine carrée de 5x^3*9x racine carrée de 24x	$7 \sqrt{5 x^{3}} \cdot 9 x \sqrt{24 x}$
193663	Trouver la droite perpendiculaire	(1,6) and perpendicular to 3x+7y=1	$(1, 6)$ and perpendicular to $3 x + 7 y = 1$
193664	Évaluer	4(16÷2+6)	$4 (16 \div 2 + 6)$
193665	Simplifier	2x+3x+3+4x^2+10+x	$2 x + 3 x + 3 + 4 x^{2} + 10 + x$
193666	Transformer en un intervalle	x>8 or x<=-3	$x > 8$ or $x \leq - 3$
193667	Simplifier	(x^5+7x^7+5x)/(x^5)	$\frac{x^{5} + 7 x^{7} + 5 x}{x^{5}}$
193668	Trouver la distance entre deux points	(3,-8) and (-6,4)	$(3, - 8)$ and $(- 6, 4)$
193669	Resolva a Inequação para x	8x^2>=3+10x	$8 x^{2} \geq 3 + 10 x$
193670	Trouver la fonction réciproque	f^-1(x)=(x-1)/2	$f^{- 1} (x) = \frac{x - 1}{2}$
193671	Resolva para p	5(12-3p)=15p+60	$5 (12 - 3 p) = 15 p + 60$
193672	Tracer	p(x)=(x+2)(2x-3)(x-3)	$p (x) = (x + 2) (2 x - 3) (x - 3)$
193673	Resolva para x	A=x+y-5	$A = x + y - 5$
193674	Resolva a Inequação para y	12<y(8-y)	$12 < y (8 - y)$
193675	Simplifier	(-4x^2+9x^3+2x)+(-6x^3+7x-2)	$(- 4 x^{2} + 9 x^{3} + 2 x) + (- 6 x^{3} + 7 x - 2)$
193676	Trouver les points d''intersection avec les axes des abscisses et des ordonnées	(2x^2+6x)/(-4x^2+8x)	$\frac{2 x^{2} + 6 x}{- 4 x^{2} + 8 x}$
193677	Tracer	a(x) = square root of x+1-3	$a (x) = \sqrt{x + 1} - 3$
193678	Resolva a Inequação para r	21r<7	$21 r < 7$
193679	Resolva para u	8u-1=6u	$8 u - 1 = 6 u$
193680	Simplifier	racine carrée de -9+3 racine carrée de -16	$\sqrt{- 9} + 3 \sqrt{- 16}$
193681	Factoriser	a^5b-64ab	$a^{5} b - 64 a b$
193682	Factoriser	x^3+2x^2-x-2=0	$x^{3} + 2 x^{2} - x - 2 = 0$
193683	Soustraire	1/x-1/y	$\frac{1}{x} - \frac{1}{y}$
193684	Convertir en un nombre décimal	495deg	$495$ degrees
193685	Resolva a Inequação para x	x/5>=-2	$\frac{x}{5} \geq - 2$
193686	Tracer	{y\|y>0}	${y \| y > 0}$
193687	Tracer	y=x-(x)	$y = x - (x)$
193688	Tracer	f(x)=2 if x=1	$f (x) = 2$ if $x = 1$
193689	Trouver le domaine de définition et l''ensemble d''arrivée	f(x)=-1/2x	$f (x) = - \frac{1}{2} x$
193690	Résoudre en factorisant	6/x+(x-3)/4=2	$\frac{6}{x} + \frac{x - 3}{4} = 2$
193691	Resolva para v	1/2mv^2=mgh	$\frac{1}{2} m v^{2} = mg h$
193692	Resolva a Inequação para x	2(6x-10)<=31-3(5-3x)	$2 (6 x - 10) \leq 31 - 3 (5 - 3 x)$
193693	Tracer	(x-9)/(7x+2)<=0	$\frac{x - 9}{7 x + 2} \leq 0$
193694	Trouver toutes les solutions complexes	2sin(x)^2+sin(x)=0	$2 \sin^{2} (x) + \sin (x) = 0$
193695	Factoriser	P(x)=x^4-10x^2+9	$P (x) = x^{4} - 10 x^{2} + 9$
193696	Resolva para x	4-(7x+7)=3/2(-9x+2/3)+x	$4 - (7 x + 7) = \frac{3}{2} (- 9 x + \frac{2}{3}) + x$
193697	Simplifier	racine carrée de (a^4b^3)/(16c^4)	$\sqrt{\frac{a^{4} b^{3}}{16 c^{4}}}$
193698	Tracer	y-4=3x^2+12x	$y - 4 = 3 x^{2} + 12 x$
193699	Tracer	4x-6>=6x-20	$4 x - 6 \geq 6 x - 20$
193700	Simplifier	(sin(t)^2+cos(t)^2)/(cos(t)^2)	$\frac{\sin^{2} (t) + \cos^{2} (t)}{\cos^{2} (t)}$