Mathway | Problèmes fréquents

Problèmes fréquents

Rang	Matière	Problème	Problème de formatage
9601	Resolva para x	7^((x-2)/6) = square root of 7	$7^{\frac{x - 2}{6}} = \sqrt{7}$
9602	Resolva para x	(7x)/((x-7)(x-8))=9x+2	$\frac{7 x}{(x - 7) (x - 8)} = 9 x + 2$
9603	Resolva para x	(7x)/(x-2)+(2x)/(x+2)=9	$\frac{7 x}{x - 2} + \frac{2 x}{x + 2} = 9$
9604	Vérifier l’identité	tan(x-y)+tan(y-z)+tan(z-x)=tan(x-y)tan(y-z)tan(z-x)	$\tan (x - y) + \tan (y - z) + \tan (z - x) = \tan (x - y) \tan (y - z) \tan (z - x)$
9605	Resolva para x	8^(-2-x)=431	$8^{- 2 - x} = 431$
9606	Resolva para x	800/(1+e^(-x))=750	$\frac{800}{1 + e^{- x}} = 750$
9607	Résoudre l'opération de la fonction	f(x)<0	$f (x) < 0$
9608	Resolva para x	4\|x-5\|=10	$4 \| x - 5 \| = 10$
9609	Resolva para x	e^(3x-5)=4	$e^{3 x - 5} = 4$
9610	Resolva para x	e^(2x)-9e^x+20=0	$e^{2 x} - 9 e^{x} + 20 = 0$
9611	Rendre le dénominateur rationnel	(3 racine carrée de 7+5)/( racine carrée de 7-2)	$\frac{3 \sqrt{7} + 5}{\sqrt{7} - 2}$
9612	Resolva para x	e^(-2x)=e^5	$e^{- 2 x} = e^{5}$
9613	Resolva para x	e^(x^2-3)=e^(x-2)	$e^{x^{2} - 3} = e^{x - 2}$
9614	Resolva para x	e^(2x)+3e^x-18=0	$e^{2 x} + 3 e^{x} - 18 = 0$
9615	Resolva para x	e^(2x)=50	$e^{2 x} = 50$
9616	Resolva para x	logarithme népérien de x+ = logarithme népérien de x+4 logarithme népérien de 21	$\ln (x) + \ln (x + 4) = \ln (21)$
9617	Resolva para x	9/(2(x+1))+1/(x-1)=(x+1)/(2(2-1))	$\frac{9}{2 \cdot (x + 1)} + \frac{1}{x - 1} = \frac{x + 1}{2 \cdot (2 - 1)}$
9618	Resolva para x	9^(4x)=3^(x+4)	$9^{4 x} = 3^{x + 4}$
9619	Resolva para x	logarithme népérien de x+ = logarithme népérien de x+2 logarithme népérien de 15	$\ln (x) + \ln (x + 2) = \ln (15)$
9620	Resolva para x	csc(x)^2=4/3	$\csc^{2} (x) = \frac{4}{3}$
9621	Resolva para x	base logarithmique 4 de x- base logarithmique 4 de 5 = base logarithmique 4 de 60	$\log_{4} (x) - \log_{4} (5) = \log_{4} (60)$
9622	Resolva para x	9^(x+1)=27^(3-x)	$9^{x + 1} = 27^{3 - x}$
9623	Resolva para x	e^(x^2)=e^(13x)*1/(e^36)	$e^{x^{2}} = e^{13 x} \cdot \frac{1}{e^{36}}$
9624	Resolva para x	e^(0.006x)=25	$e^{0.006 x} = 25$
9625	Resolva para x	e^(-x^2)=e^(-3x-4)	$e^{- x^{2}} = e^{- 3 x - 4}$
9626	Resolva para x	racine carrée de 2 racine carrée de 3x+3 = racine carrée de 2x+2	$\sqrt{2 \sqrt{3 x + 3}} = \sqrt{2 x + 2}$
9627	Trouver les asymptotes	f(x)=(x-4)/(x-9)	$f (x) = \frac{x - 4}{x - 9}$
9628	Resolva para x	(sin(30))/x=(sin(85))/7	$\frac{\sin (30)}{x} = \frac{\sin (85)}{7}$
9629	Trouver la valeur exacte	sec(1.7)	$\sec (1.7)$
9630	Resolva para x	e^x=11.6	$e^{x} = 11.6$
9631	Resolva para x	e^x=120	$e^{x} = 120$
9632	Resolva para x	e^x=e^(x^2-12)	$e^{x} = e^{x^{2} - 12}$
9633	Resolva para x	e^x=e^(x^(2-12))	$e^{x} = e^{x^{2 - 12}}$
9634	Resolva para x	e^(5x-3)-2=10476	$e^{5 x - 3} - 2 = 10476$
9635	Resolva para x	e^(3x-3)*e^(-x)=3e	$e^{3 x - 3} \cdot e^{- x} = 3 e$
9636	Tracer	racine cubique de x+3	$\sqrt[3]{x + 3}$
9637	Resolva para x	e^x=-4x	$e^{x} = - 4 x$
9638	Resolva para x	e^x=36	$e^{x} = 36$
9639	Resolva para x	e^x=5.7	$e^{x} = 5.7$
9640	Resolva para x	e^x=6.1	$e^{x} = 6.1$
9641	Resolva para x	e^(x+8)=2	$e^{x + 8} = 2$
9642	Resolva para x	racine carrée de x+10=5- racine carrée de 3-x	$\sqrt{x + 10} = 5 - \sqrt{3 - x}$
9643	Resolva para x	racine carrée de 1-7x=6	$\sqrt{1 - 7 x} = 6$
9644	Resolva para x	racine carrée de 2x-10=0	$\sqrt{2 x} - 10 = 0$
9645	Resolva para x	racine carrée de 3x-2=4-x	$\sqrt{3 x - 2} = 4 - x$
9646	Resolva para x	racine carrée de 33-3x=3	$\sqrt{33 - 3 x} = 3$
9647	Resolva para s	s=6.32(pi/2)	$s = 6.32 (\frac{π}{2})$
9648	Resolva para t	30=100e^(-0.06t)	$30 = 100 e^{- 0.06 t}$
9649	Resolva para r	d=r/(1+rt)	$d = \frac{r}{1 + r t}$
9650	Resolva para r	3- racine carrée de r+1 = racine carrée de 4-r	$3 - \sqrt{r + 1} = \sqrt{4 - r}$
9651	Resolva para r	Q=(i^2rt)/j	$Q = \frac{i^{2} r t}{j}$
9652	Resolva para r	r=-3645/-320	$r = \frac{- 3645}{- 320}$
9653	Resolva para r	r=1-2sin(190)	$r = 1 - 2 \sin (190)$
9654	Resolva para p	p(4 1/2)=900e^(0.04(4 1/2))	$p (4 \frac{1}{2}) = 900 e^{0.04 (4 \frac{1}{2})}$
9655	Resolva para m	c=1/2*(mp)	$c = \frac{1}{2} \cdot (m p)$
9656	Resolva para p	p(8)=900e^(0.04(8))	$p (8) = 900 e^{0.04 (8)}$
9657	Resolva para r	10/(r-5)+10/(r+5)=3	$\frac{10}{r - 5} + \frac{10}{r + 5} = 3$
9658	Resolva para t	93=201t-16t^2	$93 = 201 t - 16 t^{2}$
9659	Resolva para r	r=10.71/(1+0.883sin(x))	$r = \frac{10.71}{1 + 0.883 \sin (x)}$
9660	Resolva para t	A=J+Jrt	$A = J + J r t$
9661	Resolva para t	2(3^(2t-5))-4=11	$2 (3^{2 t - 5}) - 4 = 11$
9662	Resolva para t	1.7t-2.95v=5	$1.7 t - 2.95 v = 5$
9663	Resolva para r	r=0.14pr^2+40/r	$r = 0.14 p r^{2} + \frac{40}{r}$
9664	Resolva para t	e^(t-1)=16	$e^{t - 1} = 16$
9665	Resolva para t	-16t^2+160t+284=0	$- 16 t^{2} + 160 t + 284 = 0$
9666	Resolva para t	sec(t)=3/2	$\sec (t) = \frac{3}{2}$
9667	Resolva para t	t-4/t=3	$t - \frac{4}{t} = 3$
9668	Resolva para u	\|5u+7\|=\|5u+8\|	$\| 5 u + 7 \| = \| 5 u + 8 \|$
9669	Resolva para v	(5v-4)/10=4/5	$\frac{5 v - 4}{10} = \frac{4}{5}$
9670	Resolva para t	t=(e^(150(0.0065))-1)/((0.0065)*20)	$t = \frac{e^{150 (0.0065)} - 1}{(0.0065) \cdot 20}$
9671	Resolva para y	e^y=4	$e^{y} = 4$
9672	Resolva para w	(5w)(w)=66	$(5 w) (w) = 66$
9673	Resolva para t	x=3sin(t)^3	$x = 3 \sin^{3} (t)$
9674	Resolva para w	w^4+8w=0	$w^{4} + 8 w = 0$
9675	Resolva para x	(500/(100-e^(x/2)))=20	$(\frac{500}{100 - e^{\frac{x}{2}}}) = 20$
9676	Resolva para x	5/(2^x)=5/4	$\frac{5}{2^{x}} = \frac{5}{4}$
9677	Resolva para x	1/x-2/(x-3)=4	$\frac{1}{x} - \frac{2}{x - 3} = 4$
9678	Resolva para x	1/(x-4)-5/(x+2)=6/(x^2-2x-8)	$\frac{1}{x - 4} - \frac{5}{x + 2} = \frac{6}{x^{2} - 2 x - 8}$
9679	Resolva para x	10^(1-x)=5^x	$10^{1 - x} = 5^{x}$
9680	Resolva para x	logarithme népérien de x+ = logarithme népérien de x-4 logarithme népérien de 12	$\ln (x) + \ln (x - 4) = \ln (12)$
9681	Resolva para X	10^X=25	$10^{X} = 25$
9682	Resolva para x	10^x=4.47	$10^{x} = 4.47$
9683	Resolva para x	125^(x-2)=25	$125^{x - 2} = 25$
9684	Resolva para x	\|x\|=x^2+x-3	$\| x \| = x^{2} + x - 3$
9685	Resolva para x	\|x-2\|+7=5	$\| x - 2 \| + 7 = 5$
9686	Trouver le domaine	racine carrée de 10-2x	$\sqrt{10 - 2 x}$
9687	Resolva para x	1/x=8/(5x)+3	$\frac{1}{x} = \frac{8}{5 x} + 3$
9688	Resolva para x	\|7x-8\|=\|9x+7\|	$\| 7 x - 8 \| = \| 9 x + 7 \|$
9689	Resolva para x	\|2.1x-0.8\|=2.1	$\| 2.1 x - 0.8 \| = 2.1$
9690	Resolva para x	\|2x+1\|=\|3-2x\|	$\| 2 x + 1 \| = \| 3 - 2 x \|$
9691	Resolva para x	\|9-4x\|=7	$\| 9 - 4 x \| = 7$
9692	Resolva para x	\|x+2\|=x-1	$\| x + 2 \| = x - 1$
9693	Resolva para x	(7x-3)^2=9	${(7 x - 3)}^{2} = 9$
9694	Resolva para x	(9x)^2=6	${(9 x)}^{2} = 6$
9695	Resolva para x	(x+14)^2+x^2=196	${(x + 14)}^{2} + x^{2} = 196$
9696	Resolva para x	(x+2)^2=14	${(x + 2)}^{2} = 14$
9697	Resolva para x	\|x^2-4\|=x-2	$\| x^{2} - 4 \| = x - 2$
9698	Resolva para x	\|x^2-9\|=8	$\| x^{2} - 9 \| = 8$
9699	Resolva para x	\|2x-5\|=3x^2	$\| 2 x - 5 \| = 3 x^{2}$
9700	Resolva para x	(e^x)^-3=(e^(2x))/( racine carrée de e)	${(e^{x})}^{- 3} = \frac{e^{2 x}}{\sqrt{e}}$