Mathway | Problèmes fréquents

Problèmes fréquents

Rang	Matière	Problème	Problème de formatage
13101	Resolva para b	25/4-9/(b^2)=1	$\frac{25}{4} - \frac{9}{b^{2}} = 1$
13102	Resolva para b	b^4-16<0	$b^{4} - 16 < 0$
13103	Resolva para b	1/(2b+1)+1/(b+1)>8/15	$\frac{1}{2 b + 1} + \frac{1}{b + 1} > \frac{8}{15}$
13104	Resolva para b	11^2+b^2=26^2	$11^{2} + b^{2} = 26^{2}$
13105	Resolva para c	16/(sin(82))=c/(sin(57))	$\frac{16}{\sin (82)} = \frac{c}{\sin (57)}$
13106	Resolva para h	9/(h+1)>9	$\frac{9}{h + 1} > 9$
13107	Resolva para H	8.5=- logarithme de H	$8.5 = - \log (H)$
13108	Resolva para h	h=-0.01x^2+1.18x+2	$h = - 0.01 x^{2} + 1.18 x + 2$
13109	Resolva para h	V=1/3*Bh	$V = \frac{1}{3} \cdot B h$
13110	Resolva para k	21k^2+4=19k	$21 k^{2} + 4 = 19 k$
13111	Resolva para a	base logarithmique 19 de 8-3a = base logarithmique 19 de -4a-10	$\log_{19} (8 - 3 a) = \log_{19} (- 4 a - 10)$
13112	Resolva para ?	sec(x)tan(x)-cos(x)cot(x)=sin(x)	$\sec (x) \tan (x) - \cos (x) \cot (x) = \sin (x)$
13113	Resolva para ?	arctan(x)=45/30	$\arctan (x) = \frac{45}{30}$
13114	Simplifier	x+1 racine carrée de x^2+3x-2	$x + 1 \sqrt{x^{2} + 3 x - 2}$
13115	Simplifier	x-sin(x)-x(x-cos(x))	$x - \sin (x) - x (x - \cos (x))$
13116	Simplifier	xcos(x)	$x \cos (x)$
13117	Resolva para ?	x=(2p)/3+2(2)p	$x = \frac{2 p}{3} + 2 (2) p$
13118	Resolva para ?	x=arctan(- racine carrée de 3/3)	$x = \arctan (- \sqrt{\frac{3}{3}})$
13119	Resolva para x	(4/3)^(1-x)=5^x	${(\frac{4}{3})}^{1 - x} = 5^{x}$
13120	Resolva para x	(x-3)(x-6)(x-7)=0	$(x - 3) (x - 6) (x - 7) = 0$
13121	Resolva para x	(x-3)(x+8)>0	$(x - 3) (x + 8) > 0$
13122	Resolva para x	(x+6)(x-3)=0	$(x + 6) (x - 3) = 0$
13123	Resolva para x	0.37x^3-5.72x^2+5.23x+8.25=0	$0.37 x^{3} - 5.72 x^{2} + 5.23 x + 8.25 = 0$
13124	Resolva para x	(x+2)(x-2)=15+(x+1)(x-7)	$(x + 2) (x - 2) = 15 + (x + 1) (x - 7)$
13125	Resolva para s	300+0.09s>768+0.03s	$300 + 0.09 s > 768 + 0.03 s$
13126	Resolva para t	15sin(t)cos(t)=-6sin(t)	$15 \sin (t) \cos (t) = - 6 \sin (t)$
13127	Resolva para v	-35v=5v^2+30	$- 35 v = 5 v^{2} + 30$
13128	Resolva para v	\|v-3\|<3	$\| v - 3 \| < 3$
13129	Resolva para v	v=-5i-8j	$v = - 5 i - 8 j$
13130	Resolva para x	2x^2+17x+21<=0	$2 x^{2} + 17 x + 21 \leq 0$
13131	Resolva para w	\|4-4w\|<16	$\| 4 - 4 w \| < 16$
13132	Resolva para x	(x+1)*2=19	$(x + 1) \cdot 2 = 19$
13133	Resolva para t	logarithme népérien de 3470/2691=0.053t logarithme népérien de e	$\ln (\frac{3470}{2691}) = 0.053 t \ln (e)$
13134	Resolva para w	2/w+3>29/w	$\frac{2}{w} + 3 > \frac{29}{w}$
13135	Resolva para f	logarithme de x-3+1 , f^-1	$\log (x - 3) + 1$ , $f^{- 1}$
13136	Resolva para m	4-3/2m=-6+m	$4 - \frac{3}{2} m = - 6 + m$
13137	Resolva para m2	F=(Gm(1m*2))/(s^2)	$F = \frac{G m (1 m \cdot 2)}{s^{2}}$
13138	Resolva para n	a*12=n(n-6)	$a \cdot 12 = n (n - 6)$
13139	Resolva para p	1150-60p>-350+40p	$1150 - 60 p > - 350 + 40 p$
13140	Resolva para p	12(p^2-1)=7p	$12 (p^{2} - 1) = 7 p$
13141	Resolva para n	3(3n-4)=-66	$3 (3 n - 4) = - 66$
13142	Resolva para n	-4-6n=-2(2n+2)-2n	$- 4 - 6 n = - 2 (2 n + 2) - 2 n$
13143	Resolva para r	3r^2-7r=3	$3 r^{2} - 7 r = 3$
13144	Resolva para a	a-2=2/3	$a - 2 = \frac{2}{3}$
13145	Resolva para r	V=1/3*(pr^2h)	$V = \frac{1}{3} \cdot (p r^{2} h)$
13146	Resolva para S	A=(pr^2S)/360	$A = \frac{p r^{2} S}{360}$
13147	Resolva para t	1900(0.045)^t=3000	$1900 {(0.045)}^{t} = 3000$
13148	Resolva para t	0=96.2(1/2)^(t/14.3)-12.5	$0 = 96.2 {(\frac{1}{2})}^{\frac{t}{14.3}} - 12.5$
13149	Resolva para x	\|x-6\|+3x<12	$\| x - 6 \| + 3 x < 12$
13150	Resolva para x	12^(x-4)>4^x	$12^{x - 4} > 4^{x}$
13151	Resolva para x	-2/(5-x)=1/(x-2)	$- \frac{2}{5 - x} = \frac{1}{x - 2}$
13152	Resolva para x	2/(2x+5)+3/(2x-5)=(10x+5)/(4x^2-25)	$\frac{2}{2 x + 5} + \frac{3}{2 x - 5} = \frac{10 x + 5}{4 x^{2} - 25}$
13153	Resolva para x	1/x=1/2	$\frac{1}{x} = \frac{1}{2}$
13154	Resolva para x	1/(x-4)=0	$\frac{1}{x - 4} = 0$
13155	Resolva para x	14^(x+3)=21	$14^{x + 3} = 21$
13156	Resolva para x	17^(6x)=18^(x+2)	$17^{6 x} = 18^{x + 2}$
13157	Resolva para x	\|x-5\|<10	$\| x - 5 \| < 10$
13158	Resolva para x	\|3(x-1)+2\|=20	$\| 3 (x - 1) + 2 \| = 20$
13159	Resolva para x	\|-x+4\|=1	$\| - x + 4 \| = 1$
13160	Resolva para x	1/2* base logarithmique 6 de x=3 base logarithmique 6 de 2	$\frac{1}{2} \cdot \log_{6} (x) = 3 \log_{6} (2)$
13161	Resolva para x	\|5-8x\|-7<8	$\| 5 - 8 x \| - 7 < 8$
13162	Resolva para x	\|6x-2\|=10	$\| 6 x - 2 \| = 10$
13163	Resolva para x	\|7x-7\|-3<-11	$\| 7 x - 7 \| - 3 < - 11$
13164	Resolva para x	\|3-2x\|+2>5	$\| 3 - 2 x \| + 2 > 5$
13165	Resolva para x	((x+2)(x-2))/((x+4)(x-1))=0	$\frac{(x + 2) (x - 2)}{(x + 4) (x - 1)} = 0$
13166	Resolva para x	(x+1)^2=x^3	${(x + 1)}^{2} = x^{3}$
13167	Resolva para x	(7x-3)/(x-5)=0	$\frac{7 x - 3}{x - 5} = 0$
13168	Resolva para x	(x-3)/(x+4)=6	$\frac{x - 3}{x + 4} = 6$
13169	Resolva para x	(x-2)^(2/3)=16	${(x - 2)}^{\frac{2}{3}} = 16$
13170	Resolva para x	((x-3)(x-1))/((x+2)^2)=0	$\frac{(x - 3) (x - 1)}{{(x + 2)}^{2}} = 0$
13171	Resolva para x	(x-4)^(2/3)=25	${(x - 4)}^{\frac{2}{3}} = 25$
13172	Resolva para x	(x-8)^(2/3)=9	${(x - 8)}^{\frac{2}{3}} = 9$
13173	Resolva para x	(e^x+64e^(-x))/2=8	$\frac{e^{x} + 64 e^{- x}}{2} = 8$
13174	Resolva para x	\|x/2\|>3	$\| \frac{x}{2} \| > 3$
13175	Resolva para x	\|x/3\|=1	$\| \frac{x}{3} \| = 1$
13176	Resolva para x	\|x^2-3\|=2	$\| x^{2} - 3 \| = 2$
13177	Resolva para x	\|(x-2)/3\|<2	$\| \frac{x - 2}{3} \| < 2$
13178	Tracer	y=4sin(1/3x)	$y = 4 \sin (\frac{1}{3} x)$
13179	Resolva para x	((x-3)(x+3))/x=0	$\frac{(x - 3) (x + 3)}{x} = 0$
13180	Resolva para x	\|2x+1\|=\|4x-5\|	$\| 2 x + 1 \| = \| 4 x - 5 \|$
13181	Resolva para x	\|3x-4\|=13	$\| 3 x - 4 \| = 13$
13182	Trouver le domaine	4x+12	$4 x + 12$
13183	Trouver le domaine	5- logarithme népérien de 7x	$5 - \ln (7 x)$
13184	Trouver le domaine	42x-34	$42 x - 34$
13185	Trouver le domaine	3 logarithme népérien de x	$3 \ln (x)$
13186	Trouver le domaine	4x^2-x-3	$4 x^{2} - x - 3$
13187	Trouver le domaine	3x-2	$3 x - 2$
13188	Trouver le domaine	3 racine carrée de 6+3x	$3 \sqrt{6 + 3 x}$
13189	Trouver le domaine	3 racine carrée de x-1	$3 \sqrt{x - 1}$
13190	Trouver le domaine	243x-3	$243 x - 3$
13191	Trouver le domaine	150 degrés	$150 °$
13192	Trouver le domaine	(x-5)/(3x^2)	$\frac{x - 5}{3 x^{2}}$
13193	Trouver le domaine	(x-3)/(x^4+1)	$\frac{x - 3}{x^{4} + 1}$
13194	Trouver le domaine	(x-4)/(x^2-7x+12)	$\frac{x - 4}{x^{2} - 7 x + 12}$
13195	Trouver le domaine	-0.001(x^2-4000)-1900	$- 0.001 (x^{2} - 4000) - 1900$
13196	Trouver le domaine	(x+5)/(x^2-5x-14)	$\frac{x + 5}{x^{2} - 5 x - 14}$
13197	Trouver le domaine	(x+5)/(x-4)	$\frac{x + 5}{x - 4}$
13198	Trouver le domaine	(x+5)/(x^2-4)	$\frac{x + 5}{x^{2} - 4}$
13199	Trouver le domaine	(x+6)/(x^2-16)	$\frac{x + 6}{x^{2} - 16}$
13200	Trouver le domaine	x^3-4x=0	$x^{3} - 4 x = 0$