Mathway | Problèmes fréquents

Problèmes fréquents

Rang	Matière	Problème	Problème de formatage
62101	Trouver la fonction réciproque	f(x)=x^3+3x-1	$f (x) = x^{3} + 3 x - 1$
62102	Trouver les foyers	(x^2)/25-(y^2)/16=1	$\frac{x^{2}}{25} - \frac{y^{2}}{16} = 1$
62103	Trouver les foyers	(x^2)/4-(y^2)/60=1	$\frac{x^{2}}{4} - \frac{y^{2}}{60} = 1$
62104	Trouver les foyers	(y^2)/25-(x^2)/16=1	$\frac{y^{2}}{25} - \frac{x^{2}}{16} = 1$
62105	Trouver les foyers	9y^2-4x^2=36	$9 y^{2} - 4 x^{2} = 36$
62106	Trouver les foyers	x^2-y^2-2x-4y-4=0	$x^{2} - y^{2} - 2 x - 4 y - 4 = 0$
62107	Trouver les foyers	25x^2+64y^2=1600	$25 x^{2} + 64 y^{2} = 1600$
62108	Trouver les foyers	36x^2+100y^2-216x+400y-2876=0	$36 x^{2} + 100 y^{2} - 216 x + 400 y - 2876 = 0$
62109	Encontre g(f(x))	f(x)=8x-2x^2-x^3 , g(x)=0	$f (x) = 8 x - 2 x^{2} - x^{3}$ , $g (x) = 0$
62110	Encontre g(f(x))	f(x)=12x-x^2-x^3 , g(x)=0	$f (x) = 12 x - x^{2} - x^{3}$ , $g (x) = 0$
62111	Trouver là où la fonction n'est pas définie ou discontinue	y=(x+9)/(x^2-16x+63)	$y = \frac{x + 9}{x^{2} - 16 x + 63}$
62112	Encontre a Derivada - d/dz	1/(z^2)	$\frac{1}{z^{2}}$
62113	Encontre a Derivada - d/dz	intégrale de 1 à racine carrée de x de (z^2)/(z^4+1) par rapport à z	$\int_{1}^{\sqrt{x}} \frac{z^{2}}{z^{4} + 1} d z$
62114	Encontre f(g(x))	f(x)=3x+2x^2-x^3 , g(x)=0	$f (x) = 3 x + 2 x^{2} - x^{3}$ , $g (x) = 0$
62115	Encontre a Derivada - d/du	u^5	$u^{5}$
62116	Encontre a Derivada - d/dv	y = intégrale de 0 à v de racine carrée de 15+16t^2 par rapport à t	$y = \int_{0}^{v} \sqrt{15 + 16 t^{2}} d t$
62117	Encontre a Derivada - d/du	4u-pi	$4 u - π$
62118	Encontre a Derivada - d/ds	-13/(s^6)	$- \frac{13}{s^{6}}$
62119	Encontre a Derivada - d/dR	5piR^2	$5 π R^{2}$
62120	Encontre a Derivada - d/dr	(r^2-4r)e^r	$(r^{2} - 4 r) e^{r}$
62121	Encontre a Derivada - d/dh	pi/12h^3	$\frac{π}{12} h^{3}$
62122	Encontre a Derivada - d/dh	(pih^2(3r-h))/3	$\frac{π h^{2} (3 r - h)}{3}$
62123	Encontre a Derivada - d/dn	x^n	$x^{n}$
62124	Encontre a Derivada - d/dq	(sec(q)+csc(q))/(csc(q))	$\frac{\sec (q) + \csc (q)}{\csc (q)}$
62125	Encontre a Derivada - d/dn	(n+1)!	$(n + 1)!$
62126	Trouver les asymptotes	(2x)/(x+1)	$\frac{2 x}{x + 1}$
62127	Trouver les asymptotes	(60x)/(1+0.625x)	$\frac{60 x}{1 + 0.625 x}$
62128	Trouver les asymptotes	(6x)/(x^2-36)	$\frac{6 x}{x^{2} - 36}$
62129	Trouver les asymptotes	((x-1)^3)/(x^2)	$\frac{{(x - 1)}^{3}}{x^{2}}$
62130	Trouver les asymptotes	((x-4)(2x-3))/((x-1)^2)	$\frac{(x - 4) (2 x - 3)}{{(x - 1)}^{2}}$
62131	Trouver le taux de variation	f(x)=3x^2+1	$f (x) = 3 x^{2} + 1$
62132	Trouver le taux de variation	f(x)=2 racine carrée de x	$f (x) = 2 \sqrt{x}$
62133	Resolva para b	2b=211	$2 b = 211$
62134	Resolva para B	320^2=128^2+253^2-2128253cos(B)	$320^{2} = 128^{2} + 253^{2} - 2 \cdot 128 \cdot 253 \cos (B)$
62135	Resolva para A	P=7/A	$P = \frac{7}{A}$
62136	Resolva para B	7/(sin(70 degrés ))=5/(sin(B))	$\frac{7}{\sin (70 °)} = \frac{5}{\sin (B)}$
62137	Resolva para a	d=1/2at^2	$d = \frac{1}{2} a t^{2}$
62138	Trouver les asymptotes	y=(x+2)/(x^2-8x+7)	$y = \frac{x + 2}{x^{2} - 8 x + 7}$
62139	Trouver les asymptotes	y=xe^(-x)	$y = x e^{- x}$
62140	Resolva para y	y=2x^2-4x	$y = 2 x^{2} - 4 x$
62141	Resolva para z	10 racine carrée de z-1=2 racine carrée de 2z+826	$10 \sqrt{z - 1} = 2 \sqrt{2 z + 826}$
62142	Resolva para z	racine carrée de z^2+8=1-2z	$\sqrt{z^{2} + 8} = 1 - 2 z$
62143	Resolva para y	y = square root of 5^7+9	$y = \sqrt{5^{7} + 9}$
62144	Resolva para y	y^3=64	$y^{3} = 64$
62145	Resolva para y	y+6 = square root of 2y^2+72	$y + 6 = \sqrt{2 y^{2} + 72}$
62146	Resolva para y	y^2=121	$y^{2} = 121$
62147	Trouver les asymptotes	9x^2+25y^2=225	$9 x^{2} + 25 y^{2} = 225$
62148	Resolva para z	z^3-8=0	$z^{3} - 8 = 0$
62149	Resolva para z	z^4=-1+ racine carrée de 3i	$z^{4} = - 1 + \sqrt{3} i$
62150	Avalie a Derivada em x=1	y=(6x-5) racine carrée de 8x-3 ; x=1	$y = (6 x - 5) \sqrt{8 x - 3}$ ; $x = 1$
62151	Resolva para y	(dy)/(dt)=27t^2	$\frac{d y}{d t} = 27 t^{2}$
62152	Resolva para y	(dy)/(dx)=13/x	$\frac{d y}{d x} = \frac{13}{x}$
62153	Resolva para y	10/y=x	$\frac{10}{y} = x$
62154	Resolva para t	50+90e^(-0.5t)=65	$50 + 90 e^{- 0.5 t} = 65$
62155	Resolva para t	e^(-0.3t)=27	$e^{- 0.3 t} = 27$
62156	Resolva para t	t^2-45=0	$t^{2} - 45 = 0$
62157	Resolva para t	t^2=e^1-1	$t^{2} = e^{1} - 1$
62158	Resolva para t	logarithme népérien de 2=0.2t	$\ln (2) = 0.2 t$
62159	Resolva para t	e^t=621	$e^{t} = 621$
62160	Resolva para t	- logarithme népérien de 12=-(( logarithme népérien de 2)/5.1)t	$- \ln (12) = - (\frac{\ln (2)}{5.1}) t$
62161	Resolva para t	e^(3t)=1800	$e^{3 t} = 1800$
62162	Resolva para v	v^4=(3.0310^8)/(5.2010^-3)	$v^{4} = \frac{3.03 \cdot 10^{8}}{5.2 \cdot 10^{- 3}}$
62163	Resolva para w	racine carrée de w^2+7w-39 = racine carrée de 10w+1	$\sqrt{w^{2} + 7 w - 39} = \sqrt{10 w + 1}$
62164	Resolva para u	3(u-4)^2+5=32	$3 {(u - 4)}^{2} + 5 = 32$
62165	Resolva para t	y=sin(pi-10t)	$y = \sin (π - 10 t)$
62166	Resolva para t	x=t^2-1	$x = t^{2} - 1$
62167	Resolva para t	x(t)=e^(-t)+1	$x (t) = e^{- t} + 1$
62168	Resolva para y	4x-10y+22=0	$4 x - 10 y + 22 = 0$
62169	Resolva para y	4y^3-4y=0	$4 y^{3} - 4 y = 0$
62170	Resolva para y	3y^2(dy)/(dx)=4x	$3 y^{2} \frac{d y}{d x} = 4 x$
62171	Resolva para y	3y+2=17	$3 y + 2 = 17$
62172	Resolva para y	-5y-3=9+y	$- 5 y - 3 = 9 + y$
62173	Resolva para y	8x^3-6y=0	$8 x^{3} - 6 y = 0$
62174	Resolva para y	6y-9x^2=0	$6 y - 9 x^{2} = 0$
62175	Resolva para y	5x-2y=3	$5 x - 2 y = 3$
62176	Resolva para y	-65y+19<-2y+41	$- 65 y + 19 < - 2 y + 41$
62177	Resolva para y	r^2=x^2+y^2	$r^{2} = x^{2} + y^{2}$
62178	Resolva para y	x^2+y^2=5	$x^{2} + y^{2} = 5$
62179	Resolva para y	x=4y^2	$x = 4 y^{2}$
62180	Resolva para y	x=6 racine carrée de 3y	$x = 6 \sqrt{3 y}$
62181	Resolva para y	racine carrée de y=y/2	$\sqrt{y} = \frac{y}{2}$
62182	Resolva para y	24^2+y^2=25^2	$24^{2} + y^{2} = 25^{2}$
62183	Resolva para y	-18y^2+18=0	$- 18 y^{2} + 18 = 0$
62184	Resolva para y	1-y = square root of 2y^2-7	$1 - y = \sqrt{2 y^{2} - 7}$
62185	Resolva para y	2y-2=0	$2 y - 2 = 0$
62186	Resolva para y	(y+3)^2-81=0	${(y + 3)}^{2} - 81 = 0$
62187	Resolva para y	(dy)/(dx)=ky	$\frac{d y}{d x} = k y$
62188	Resolva para y	(dy)/(dx)=e^(0.02x)	$\frac{d y}{d x} = e^{0.02 x}$
62189	Resolva para y	(dy)/(dx)=e^(0.1x)	$\frac{d y}{d x} = e^{0.1 x}$
62190	Resolva para y	(x^2)/4+(y^2)/9=1	$\frac{x^{2}}{4} + \frac{y^{2}}{9} = 1$
62191	Resolva para y	(dy)/(dx)=2x-6	$\frac{d y}{d x} = 2 x - 6$
62192	Resolva para y	(dy)/(dx)=3xy	$\frac{d y}{d x} = 3 x y$
62193	Resolva para y	(dy)/(dx)=(sin(x))/(e^y)	$\frac{d y}{d x} = \frac{\sin (x)}{e^{y}}$
62194	Resolva para y	(dy)/(dx)=y/(x^2)	$\frac{d y}{d x} = \frac{y}{x^{2}}$
62195	Resolva para y	(dy)/(dx)=11xy	$\frac{d y}{d x} = 11 x y$
62196	Resolva para y	(dy)/(dx)=12x^11y	$\frac{d y}{d x} = 12 x^{11} y$
62197	Resolva para y	(dy)/(dx)=12xy	$\frac{d y}{d x} = 12 x y$
62198	Resolva para y	(dy)/(dx)=13x^12y	$\frac{d y}{d x} = 13 x^{12} y$
62199	Resolva para k	somme de n=1 à infinity de ((n!)^2)/((kn)!)	$\sum_{n = 1}^{\infty} \frac{{(n!)}^{2}}{(k n)!}$
62200	Resolva para L	L(10^-11.7)=10 logarithme de (10^-11.7)/(10^-12)	$L (10^{- 11.7}) = 10 \log (\frac{10^{- 11.7}}{10^{- 12}})$