Mathway | Problèmes fréquents

Problèmes fréquents

Rang	Matière	Problème	Problème de formatage
15801	Resolva para c	22.24^2=11^2+21^2-21121cos(c)	${22.24}^{2} = 11^{2} + 21^{2} - 2 \cdot 11 \cdot 21 \cos (c)$
15802	Resolva para c	c^2=15	$c^{2} = 15$
15803	Resolva para c	c^2=29	$c^{2} = 29$
15804	Resolva para x	\|x-15\|=x^2-15x	$\| x - 15 \| = x^{2} - 15 x$
15805	Resolva para x	(6x+4)^2=77	${(6 x + 4)}^{2} = 77$
15806	Resolva para x	(2x)/(x^2-1)+(x+3)/(x+1)=(x+1)/(x-1)	$\frac{2 x}{x^{2} - 1} + \frac{x + 3}{x + 1} = \frac{x + 1}{x - 1}$
15807	Resolva para x	(x^3-27)/(x-3)=x^2+3x+9	$\frac{x^{3} - 27}{x - 3} = x^{2} + 3 x + 9$
15808	Resolva para x	\|-2\|x=4	$\| - 2 \| x = 4$
15809	Resolva para x	12/(x^2-16)-24/(x-4)=3	$\frac{12}{x^{2} - 16} - \frac{24}{x - 4} = 3$
15810	Resolva para x	(x+8)(x-5)=9	$(x + 8) (x - 5) = 9$
15811	Resolva para v	v=5i-2j	$v = 5 i - 2 j$
15812	Resolva para x	(tan(x)-1)(sec(x)-1)=0	$(\tan (x) - 1) (\sec (x) - 1) = 0$
15813	Resolva para x	(1.45)^x=25	${(1.45)}^{x} = 25$
15814	Resolva para x	(tan(x+1))(cos(x-1))=0	$(\tan (x + 1)) (\cos (x - 1)) = 0$
15815	Resolva para v	4v^2=-8v-3	$4 v^{2} = - 8 v - 3$
15816	Resolva para t	sec(t)-((cos(t))/(1+sin(t)))=tan(t)	$\sec (t) - (\frac{\cos (t)}{1 + \sin (t)}) = \tan (t)$
15817	Trouver le sinus étant donné le point	(-7,24)	$(- 7, 24)$
15818	Resolva para w	4w^2+7w=-3	$4 w^{2} + 7 w = - 3$
15819	Trouver la valeur exacte	arcsin(tan(pi/4))	$\arcsin (\tan (\frac{π}{4}))$
15820	Resolva para t	140=140-8t-16t^2	$140 = 140 - 8 t - 16 t^{2}$
15821	Resolva para s	(11s+9)(2s-6)=0	$(11 s + 9) (2 s - 6) = 0$
15822	Resolva para t	4.9t^2-30sin(x)t=0	$4.9 t^{2} - 30 \sin (x) t = 0$
15823	Resolva para t	1000e^(0.04t)=4000	$1000 e^{0.04 t} = 4000$
15824	Resolva para t	d=3cos(pit-pi/2)	$d = 3 \cos (π t - \frac{π}{2})$
15825	Resolva para r	r = square root of 2^2+1^2	$r = \sqrt{2^{2} + 1^{2}}$
15826	Resolva para t	h=-25t^2+ct+d	$h = - 25 t^{2} + c t + d$
15827	Resolva para t	h=-5t^2+92t+16	$h = - 5 t^{2} + 92 t + 16$
15828	Resolva para u	(u-1)^(4/3)=-3	${(u - 1)}^{\frac{4}{3}} = - 3$
15829	Resolva para u	u^2-7u+1=0	$u^{2} - 7 u + 1 = 0$
15830	Resolva para v	v=-6i-3j	$v = - 6 i - 3 j$
15831	Resolva para x	4^x-6=4	$4^{x} - 6 = 4$
15832	Resolva para x	6/(2x-2)+1/2=3/(x-1)	$\frac{6}{2 x - 2} + \frac{1}{2} = \frac{3}{x - 1}$
15833	Resolva para x	7/(x+1)-5/2=4/(3x+3)	$\frac{7}{x + 1} - \frac{5}{2} = \frac{4}{3 x + 3}$
15834	Resolva para x	8^(2x)+8^x-42=0	$8^{2 x} + 8^{x} - 42 = 0$
15835	Trouver l'angle de référence	-(17pi)/6	$- \frac{17 π}{6}$
15836	Évaluer	sin(-180)	$\sin (- 180)$
15837	Resolva para x	\|x+3\|-9=2x	$\| x + 3 \| - 9 = 2 x$
15838	Évaluer	cos(arcsin(1/2))	$\cos (\arcsin (\frac{1}{2}))$
15839	Resolva para x	(2.718)^(2x)+3(2.718)^x=-2	${(2.718)}^{2 x} + 3 {(2.718)}^{x} = - 2$
15840	Resolva para x	\|2x-1\|+4=8	$\| 2 x - 1 \| + 4 = 8$
15841	Resolva para x	\|2x-1\|=9	$\| 2 x - 1 \| = 9$
15842	Resolva para x	1/2+5/(x-2)=3	$\frac{1}{2} + \frac{5}{x - 2} = 3$
15843	Resolva para x	2/(x+2)=4/x	$\frac{2}{x + 2} = \frac{4}{x}$
15844	Resolva para x	3^x-3^(x-2)=8	$3^{x} - 3^{x - 2} = 8$
15845	Resolva para x	(3x+5)/(6x-5)=(x-5)/(2x+2)	$\frac{3 x + 5}{6 x - 5} = \frac{x - 5}{2 x + 2}$
15846	Resolva para x	3/4x^2-2x+1/2=0	$\frac{3}{4} x^{2} - 2 x + \frac{1}{2} = 0$
15847	Resolva para ?	2sin(theta)cos(theta)+ racine carrée de 2cos(theta)=0	$2 \sin (θ) \cos (θ) + \sqrt{2} \cos (θ) = 0$
15848	Resolva para x	racine carrée de 2cos(x)sin(x)-cos(x)=0	$\sqrt{2} \cos (x) \sin (x) - \cos (x) = 0$
15849	Resolva para x	racine carrée de 3*cos(x)^2-2sin(x)=0	$\sqrt{3} \cdot \cos^{2} (x) - 2 \sin (x) = 0$
15850	Resolva para x	racine carrée de 3x-2+ racine carrée de 11+x=-1	$\sqrt{3 x - 2} + \sqrt{11 + x} = - 1$
15851	Resolva para x	racine carrée de cos(x)=2cos(x)-1	$\sqrt{\cos (x)} = 2 \cos (x) - 1$
15852	Resolva para x	e^(2.5x)=1+3	$e^{2.5 x} = 1 + 3$
15853	Resolva para x	cot(x)^2-tan(x)^2=1	$\cot^{2} (x) - \tan^{2} (x) = 1$
15854	Resolva para x	cot(x)^2+3csc(x)=-3	$\cot^{2} (x) + 3 \csc (x) = - 3$
15855	Resolva para x	(cos(x)tan(x)-sin(x))/(cot(x))=0	$\frac{\cos (x) \tan (x) - \sin (x)}{\cot (x)} = 0$
15856	Trouver la valeur exacte	cos(2)pi	$\cos (2) π$
15857	Resolva para x	sin(2x)^2-3sin(2x)+1=0	$\sin^{2} (2 x) - 3 \sin (2 x) + 1 = 0$
15858	Resolva para x	sin(x)^2+sin(x)=2	$\sin^{2} (x) + \sin (x) = 2$
15859	Resolva para x	sin(5x)^2=-3/4	$\sin^{2} (5 x) = - \frac{3}{4}$
15860	Resolva para x	sin(x)^2+4sin(x)+3=0	$\sin^{2} (x) + 4 \sin (x) + 3 = 0$
15861	Resolva para y	y=arccot(- racine carrée de 3/3)	$y = arccot (- \sqrt{\frac{3}{3}})$
15862	Resolva para y	y=arccot(-( racine carrée de 3)/3)	$y = arccot (- \frac{\sqrt{3}}{3})$
15863	Resolva para y	y=arcsec(-1)	$y = arcsec (- 1)$
15864	Resolva para y	y=arcsin(( racine carrée de 2)/2)	$y = \arcsin (\frac{\sqrt{2}}{2})$
15865	Resolva para y	y=arccos(- racine carrée de 3/2)	$y = \arccos (- \sqrt{\frac{3}{2}})$
15866	Resolva para y	y=arccos(0.44624593)	$y = \arccos (0.4\overline{462459})$
15867	Resolva para y	y=90sin(1.1(16)+0.8)+25	$y = 90 \sin (1.1 (16) + 0.8) + 25$
15868	Resolva para y	y=3sin(4pi)	$y = 3 \sin (4 π)$
15869	Resolva para y	y=3x-2	$y = 3 x - 2$
15870	Resolva para y	y=-4sin(0)	$y = - 4 \sin (0)$
15871	Resolva para y	y=2sec(pi/2)	$y = 2 \sec (\frac{π}{2})$
15872	Resolva para y	y=3csc(x/2)	$y = 3 \csc (\frac{x}{2})$
15873	Resolva para y	y=-2sin(2pi)	$y = - 2 \sin (2 π)$
15874	Trouver la valeur exacte	sin((13pi)/12)	$\sin (\frac{13 π}{12})$
15875	Resolva para y	y=cos(arcsin(2/3))	$y = \cos (\arcsin (\frac{2}{3}))$
15876	Resolva para y	y=cos(x)	$y = \cos (x)$
15877	Resolva para y	y=cot(2pi)	$y = \cot (2 π)$
15878	Resolva para y	y=sec(x/2-pi/3)	$y = \sec (\frac{x}{2} - \frac{π}{3})$
15879	Resolva para y	y=cos(0)	$y = \cos (0)$
15880	Resolva para y	y=sin(1/4)	$y = \sin (\frac{1}{4})$
15881	Trouver l'angle de référence	-216 degrés	$- 216 °$
15882	Trouver l'angle de référence	169 degrés	$169 °$
15883	Resolva para z	5^((z+1)/3)=25^(1/z)	$5^{\frac{z + 1}{3}} = 25^{\frac{1}{z}}$
15884	Resolva para y	y=tan(x-pi)+2	$y = \tan (x - π) + 2$
15885	Resolva para z	z^3+8=0	$z^{3} + 8 = 0$
15886	Resolva para z	2z^2+7z-15=0	$2 z^{2} + 7 z - 15 = 0$
15887	Resolva para z	30+44i=6+5iz	$30 + 44 i = 6 + 5 i z$
15888	Resolva para z	z^2=-8+8i racine carrée de 3	$z^{2} = - 8 + 8 i \sqrt{3}$
15889	Resolva para z	cos(z)=0.9613	$\cos (z) = 0.9613$
15890	Resolva para z	logarithme de 3z=2	$\log (3 z) = 2$
15891	Resolva para z	tan(0.839)=z/500	$\tan (0.839) = \frac{z}{500}$
15892	Resolva para y	y=arcsec( racine carrée de 2)	$y = arcsec (\sqrt{2})$
15893	Resolva para y	y = log base 5 of 130	$y = \log_{5} (130)$
15894	Resolva para y	y=arcsin(sin((3pi)/4))	$y = \arcsin (\sin (\frac{3 π}{4}))$
15895	Resolva para y	y=-11	$y = - 11$
15896	Resolva para y	y=15tan(30)	$y = 15 \tan (30)$
15897	Resolva para y	4y^2-10x^2-40x-8y-76=0	$4 y^{2} - 10 x^{2} - 40 x - 8 y - 76 = 0$
15898	Resolva para y	y=0.25x+5	$y = 0.25 x + 5$
15899	Resolva para y	sin(70)=y/30	$\sin (70) = \frac{y}{30}$
15900	Resolva para y	x=sin(x)y=cos(x)	$x = \sin (x) y = \cos (x)$