Mathway | Problèmes fréquents

Problèmes fréquents

Rang	Matière	Problème	Problème de formatage
26201	Resolva para x	f(2x)=(2x)/(2x^2+1)	$f (2 x) = \frac{2 x}{2 x^{2} + 1}$
26202	Resolva para x	f(x)*(2sin(x-pi/4))=0	$f (x) \cdot (2 \sin (x - \frac{π}{4})) = 0$
26203	Resolva para x	fg = square root of 32x-58+10	$f g = \sqrt{32 x - 58 + 10}$
26204	Resolva para x	g(-3pi)=sec(t)	$g (- 3 π) = \sec (t)$
26205	Resolva para x	g(-6)=(-6)^2-3	$g (- 6) = {(- 6)}^{2} - 3$
26206	Resolva para x	h=-16t^2+47t+3	$h = - 16 t^{2} + 47 t + 3$
26207	Resolva para x	h=-16t^2+48t+160	$h = - 16 t^{2} + 48 t + 160$
26208	Resolva para x	H=8+sin(pi/3)t	$H = 8 + \sin (\frac{π}{3}) t$
26209	Resolva para x	h^48=-16t^2-8t+h^45	$h^{48} = - 16 t^{2} - 8 t + h^{45}$
26210	Resolva para x	hypi=1/(cos(45))	$h y π = \frac{1}{\cos (45)}$
26211	Resolva para x	i=5.5(1-e^(-0.23t*0.006))	$i = 5.5 (1 - e^{- 0.23 t \cdot 0.006})$
26212	Resolva para x	logarithme népérien de 1/2=31k	$\ln (\frac{1}{2}) = 31 k$
26213	Resolva para x	logarithme népérien de 13/6.34 = logarithme népérien de e^(k*77)	$\ln (\frac{13}{6.34}) = \ln (e^{k \cdot 77})$
26214	Resolva para x	logarithme népérien de cos(x)^2+ logarithme népérien de 1+tan(x)^2=0	$\ln (\cos^{2} (x)) + \ln (1 + \tan^{2} (x)) = 0$
26215	Resolva para x	logarithme népérien de racine carrée de 1-sin(x)+ logarithme népérien de racine carrée de 1+sin(x) = logarithme népérien de cos(cos(x))	$\ln (\sqrt{1 - \sin (x)}) + \ln (\sqrt{1 + \sin (x)}) = \ln (\cos (\cos (x)))$
26216	Resolva para x	logarithme népérien de 3x=cos(3x)	$\ln (3 x) = \cos (3 x)$
26217	Resolva para x	logarithme népérien de 4x=5	$\ln (4 x) = 5$
26218	Resolva para x	logarithme népérien de 4y = logarithme népérien de 9+ logarithme népérien de 12	$\ln (4 y) = \ln (9 + \ln (12))$
26219	Resolva para x	logarithme népérien de 5x- = logarithme népérien de x+2 logarithme népérien de 8	$\ln (5 x) - \ln (x + 2) = \ln (8)$
26220	Resolva para x	logarithme népérien de cot(x)=- logarithme népérien de tan(x)	$\ln (\cot (x)) = - \ln (\tan (x))$
26221	Resolva para x	logarithme népérien de logarithme népérien de x=0	$\ln (\ln (x)) = 0$
26222	Resolva para x	logarithme népérien de x=0.1	$\ln (x) = 0.1$
26223	Resolva para x	logarithme népérien de x=cos(x)	$\ln (x) = \cos (x)$
26224	Resolva para x	logarithme népérien de x+4- = logarithme népérien de 18 logarithme népérien de 5	$\ln (x + 4) - \ln (18) = \ln (5)$
26225	Resolva para x	logarithme népérien de x+6- logarithme népérien de 2x-1=1	$\ln (x + 6) - \ln (2 x - 1) = 1$
26226	Resolva para x	logarithme de 132x-1 = logarithme de 13(x-2)	$\log (132 x) - 1 = \log (13) (x - 2)$
26227	Resolva para x	logarithme de 2(2x-1)=3	$\log (2) (2 x - 1) = 3$
26228	Resolva para x	logarithme de 2x+ logarithme de 2(x-2)=3	$\log (2) x + \log (2 (x - 2)) = 3$
26229	Resolva para x	logarithme de 2x^2=8	$\log (2 x^{2}) = 8$
26230	Resolva para x	logarithme de 64x=1/3	$\log (64) x = \frac{1}{3}$
26231	Resolva para x	logarithme de x+1=4 logarithme de 2+ logarithme de 3-3 logarithme de 5	$\log (x + 1) = 4 \log (2) + \log (3) - 3 \log (5)$
26232	Resolva para x	logarithme de x+11- logarithme de 2 = logarithme de 5x+3	$\log (x + 11) - \log (2) = \log (5 x + 3)$
26233	Resolva para x	logarithme de x+3*25=2	$\log (x + 3) \cdot 25 = 2$
26234	Resolva para x	m(45)=13e^(-0.015*45)	$m (45) = 13 e^{- 0.015 \cdot 45}$
26235	Resolva para x	n = square root of -14+9n	$n = \sqrt{- 14 + 9 n}$
26236	Resolva para x	p(53)=90/(1+271e^(-0.122*53))	$p (53) = \frac{90}{1 + 271 e^{- 0.122 \cdot 53}}$
26237	Resolva para x	p(6)=1000e^1.1472	$p (6) = 1000 e^{1.1472}$
26238	Resolva para x	P(8)=10(tan(360/(2n)))(2n)	$P (8) = 10 (\tan (\frac{360}{2 n})) (2 n)$
26239	Resolva para x	P=100e^(2*3)	$P = 100 e^{2 \cdot 3}$
26240	Resolva para x	P=3x+5y	$P = 3 x + 5 y$
26241	Resolva para x	pH=- logarithme de 0.0003	$p H = - \log (0.0003)$
26242	Resolva para x	base logarithmique 9 de 27x-45- base logarithmique 3 de x-1-1=0	$\log_{9} (27 x - 45) - \log_{3} (x - 1) - 1 = 0$
26243	Resolva para x	r(5cos(x)+6sin(x))=11	$r (5 \cos (x) + 6 \sin (x)) = 11$
26244	Resolva para x	r(6cos(5x)+5sin(6x))=11	$r (6 \cos (5 x) + 5 \sin (6 x)) = 11$
26245	Resolva para x	r(p-x)=r+r+r	$r (p - x) = r + r + r$
26246	Resolva para x	r(r+7)-78=0	$r (r + 7) - 78 = 0$
26247	Resolva para x	r=2/(1+cos(x))	$r = \frac{2}{1 + \cos (x)}$
26248	Resolva para x	r=3/(cos(x))	$r = \frac{3}{\cos (x)}$
26249	Resolva para x	r=v((2^2)+(-5^2))	$r = v ((2^{2}) + (- 5^{2}))$
26250	Resolva para x	r = square root of 2^2+1^2	$r = \sqrt{2^{2} + 1^{2}}$
26251	Resolva para x	r=10	$r = 10$
26252	Resolva para x	r=2(sin(x)-cos(x))	$r = 2 (\sin (x) - \cos (x))$
26253	Resolva para x	r=3csc(0)	$r = 3 \csc (0)$
26254	Resolva para x	r=5cos(x)	$r = 5 \cos (x)$
26255	Resolva para x	r=5cos(0)	$r = 5 \cos (0)$
26256	Resolva para x	r=7-6sin(x)	$r = 7 - 6 \sin (x)$
26257	Resolva para x	rcos(x)rsin(x)=2	$r \cos (x) r \sin (x) = 2$
26258	Resolva para x	rsin(x)=4	$r \sin (x) = 4$
26259	Resolva para x	s=a/(1-r)	$s = \frac{a}{1 - r}$
26260	Resolva para x	s=3.1((5pi)/3)	$s = 3.1 (\frac{5 π}{3})$
26261	Resolva para x	SA=6a^2	$S A = 6 a^{2}$
26262	Resolva para x	sec(x)=5/3	$\sec (x) = \frac{5}{3}$
26263	Resolva para x	cos(x)=9/( racine carrée de 82)	$\cos (x) = \frac{9}{\sqrt{82}}$
26264	Resolva para x	cos(x)=0.05	$\cos (x) = 0.05$
26265	Resolva para x	cos(x)=0.1392	$\cos (x) = 0.1392$
26266	Resolva para x	cos(x)=0.25	$\cos (x) = 0.25$
26267	Évaluer	sin((9pi)/2)	$\sin (\frac{9 π}{2})$
26268	Resolva para x	cos(x)=12/5	$\cos (x) = \frac{12}{5}$
26269	Resolva para x	cos(x)=36/16.2	$\cos (x) = \frac{36}{16.2}$
26270	Resolva para x	cos(x)=4/(3 racine carrée de 3)	$\cos (x) = \frac{4}{3 \sqrt{3}}$
26271	Resolva para x	cos(x)=0.66	$\cos (x) = 0.66$
26272	Resolva para x	cos(x)=0.6475	$\cos (x) = 0.6475$
26273	Resolva para x	cos(x)=0.8412	$\cos (x) = 0.8412$
26274	Évaluer	sec((10pi)/3)	$\sec (\frac{10 π}{3})$
26275	Resolva para x	4(1+2x)=1024	$4 (1 + 2 x) = 1024$
26276	Resolva para x	arccos(x)+arccos(y)=arccos(xyv((1-x^2)(1-y^2)))	$\arccos (x) + \arccos (y) = \arccos (x y v ((1 - x^{2}) (1 - y^{2})))$
26277	Resolva para x	arccos(x)=arccos(7/25-arcsin(24/25))	$\arccos (x) = \arccos (\frac{7}{25} - \arcsin (\frac{24}{25}))$
26278	Resolva para x	arccos(x)-arccot(6/5)=0	$\arccos (x) - arccot (\frac{6}{5}) = 0$
26279	Resolva para x	arccsc(3x)+1=0	$arccsc (3 x) + 1 = 0$
26280	Resolva para x	arccsc(3x)-1=0	$arccsc (3 x) - 1 = 0$
26281	Resolva para x	arcsin(x)=14/24.4	$\arcsin (x) = \frac{14}{24.4}$
26282	Resolva para x	arcsin(x)=-arctan(x)	$\arcsin (x) = - \arctan (x)$
26283	Resolva para x	arcsin(y-pi/6)=pi/6	$\arcsin (y - \frac{π}{6}) = \frac{π}{6}$
26284	Resolva para x	arctan(9/x)=arcsin(x)	$\arctan (\frac{9}{x}) = \arcsin (x)$
26285	Resolva para x	b=1/(2mq)	$b = \frac{1}{2 m q}$
26286	Resolva para x	B=arctan(28/16)	$B = \arctan (\frac{28}{16})$
26287	Resolva para x	bx-c=pi/2	$b x - c = \frac{π}{2}$
26288	Resolva para x	c(200)=4n-2	$c (200) = 4 n - 2$
26289	Resolva para x	ccos(x)=8/17	ccos $(x) = \frac{8}{17}$
26290	Resolva para x	cos(x)*(2sin(x)-1)=0	$\cos (x) \cdot (2 \sin (x) - 1) = 0$
26291	Resolva para x	-9+ base logarithmique 5 de -8x-1=-5	$- 9 + \log_{5} (- 8 x - 1) = - 5$
26292	Resolva para x	9+sin(x)^2=10	$9 + \sin^{2} (x) = 10$
26293	Resolva para x	93=4^(3x)	$93 = 4^{3 x}$
26294	Resolva para x	9cos(x)=-9sin(-x)	$9 \cos (x) = - 9 \sin (- x)$
26295	Resolva para x	9tan(5x)+1=10	$9 \tan (5 x) + 1 = 10$
26296	Resolva para x	9x+6y=1	$9 x + 6 y = 1$
26297	Resolva para x	9x+y=12	$9 x + y = 12$
26298	Resolva para x	9x-4y=8	$9 x - 4 y = 8$
26299	Resolva para x	a*10=3.3(10^9)	$a \cdot 10 = 3.3 (10^{9})$
26300	Resolva para x	a(n)=( logarithme népérien de 3^n)	$a (n) = (\ln (3^{n}))$