Mathway | Problèmes fréquents

Problèmes fréquents

Rang	Matière	Problème	Problème de formatage
14301	Resolva para u	cos(2u)^2-sin(2u)^2=cos(4u)	$\cos^{2} (2 u) - \sin^{2} (2 u) = \cos (4 u)$
14302	Resolva para u	-93=-5 racine carrée de u-53	$- 93 = - 5 \sqrt{u - 53}$
14303	Resolva para u	(u-2)^3-56=0	${(u - 2)}^{3} - 56 = 0$
14304	Resolva para t	x=1+2sin(t)	$x = 1 + 2 \sin (t)$
14305	Resolva para t	tan(t)=-1	$\tan (t) = - 1$
14306	Resolva para t	x=tan(t)	$x = \tan (t)$
14307	Resolva para t	t=(7u)/(b+e)	$t = \frac{7 u}{b + e}$
14308	Resolva para t	sin(t)-sin(2t)=0	$\sin (t) - \sin (2 t) = 0$
14309	Resolva para t	t = square root of (8t+24)/16	$t = \sqrt{\frac{8 t + 24}{16}}$
14310	Resolva para t	t=-18+42e^(-0.025*18)	$t = - 18 + 42 e^{- 0.025 \cdot 18}$
14311	Resolva para t	tan(4t)-tan(7t)=1+tan(7t)tan(4t)	$\tan (4 t) - \tan (7 t) = 1 + \tan (7 t) \tan (4 t)$
14312	Resolva para t	tan(t)=1/(tan(t))	$\tan (t) = \frac{1}{\tan (t)}$
14313	Resolva para t	t=33+43e^(-0.058*9)	$t = 33 + 43 e^{- 0.058 \cdot 9}$
14314	Resolva para v	v=-5j	$v = - 5 j$
14315	Resolva para v	v=Bh	$v = B h$
14316	Resolva para v	v=-4i-3j	$v = - 4 i - 3 j$
14317	Resolva para X	2sin(X+30)=cos(X+60)	$2 \sin (X + 30) = \cos (X + 60)$
14318	Resolva para x	(100/x)=tan(60)	$(\frac{100}{x}) = \tan (60)$
14319	Resolva para v	v=-3i-4j	$v = - 3 i - 4 j$
14320	Resolva para v	v=3i-j	$v = 3 i - j$
14321	Resolva para v	v=4i-7j	$v = 4 i - 7 j$
14322	Resolva para x	(2cos(x)+ racine carrée de 3)(2sin(x)+1)=0	$(2 \cos (x) + \sqrt{3}) (2 \sin (x) + 1) = 0$
14323	Resolva para w	w=45*(20cos(30))	$w = 45 \cdot (20 \cos (30))$
14324	Resolva para x	(1-tan(x))(1+sin(2x))=1+tan(x)	$(1 - \tan (x)) (1 + \sin (2 x)) = 1 + \tan (x)$
14325	Resolva para x	(2sin(x)^2-1)(3tan(x)^2-1)=0	$(2 \sin^{2} (x) - 1) (3 \tan^{2} (x) - 1) = 0$
14326	Resolva para x	(3tan(x)^2-1)(tan(x)^2-3)=0	$(3 \tan^{2} (x) - 1) (\tan^{2} (x) - 3) = 0$
14327	Resolva para v	v=-3i+4j	$v = - 3 i + 4 j$
14328	Évaluer	sec(-(4pi)/3)	$\sec (- \frac{4 π}{3})$
14329	Resolva para w	5/(6w)+1/w=4	$\frac{5}{6 w} + \frac{1}{w} = 4$
14330	Resolva para ?	4cos(x)=1+2cos(x)	$4 \cos (x) = 1 + 2 \cos (x)$
14331	Resolva para ?	4cos(x)=4sin(x)	$4 \cos (x) = 4 \sin (x)$
14332	Resolva para ?	4cos(x)=-4sin(-x)	$4 \cos (x) = - 4 \sin (- x)$
14333	Resolva para ?	4sin(x)^2-13sin(x)+9=0	$4 \sin^{2} (x) - 13 \sin (x) + 9 = 0$
14334	Resolva para ?	49sin(x)^2-1=0	$49 \sin^{2} (x) - 1 = 0$
14335	Resolva para ?	4cos(x)+2=0	$4 \cos (x) + 2 = 0$
14336	Resolva para ?	4sin(x)+7=5	$4 \sin (x) + 7 = 5$
14337	Resolva para ?	4cos(x)-2 racine carrée de 3=0	$4 \cos (x) - 2 \sqrt{3} = 0$
14338	Resolva para ?	4sin(x)+2=0	$4 \sin (x) + 2 = 0$
14339	Resolva para ?	4cos(x)=4 racine carrée de 3sin(x)	$4 \cos (x) = 4 \sqrt{3} \sin (x)$
14340	Resolva para ?	4csc(x-3)=1	$4 \csc (x - 3) = 1$
14341	Resolva para ?	4sin(x)cos(x) = square root of 3	$4 \sin (x) \cos (x) = \sqrt{3}$
14342	Resolva para ?	3tan(x)+1=0	$3 \tan (x) + 1 = 0$
14343	Resolva para ?	3tan(x)+4=0	$3 \tan (x) + 4 = 0$
14344	Resolva para ?	3sin(x)=sin(x)- racine carrée de 3	$3 \sin (x) = \sin (x) - \sqrt{3}$
14345	Resolva para ?	3sin(2x)-2sin(x)=0	$3 \sin (2 x) - 2 \sin (x) = 0$
14346	Resolva para ?	3sin(x)+7=5	$3 \sin (x) + 7 = 5$
14347	Resolva para ?	3sec(x)+2=8	$3 \sec (x) + 2 = 8$
14348	Resolva para ?	3sin(x)+3=2cos(x)^2	$3 \sin (x) + 3 = 2 \cos^{2} (x)$
14349	Resolva para ?	3cos(x)=-3sin(-x)	$3 \cos (x) = - 3 \sin (- x)$
14350	Resolva para ?	3sin(x)=sin(x-1)	$3 \sin (x) = \sin (x - 1)$
14351	Resolva para ?	4sin(x)-csc(x)=1	$4 \sin (x) - \csc (x) = 1$
14352	Resolva para ?	4(1+sin(x))=cos(x)^2	$4 (1 + \sin (x)) = \cos^{2} (x)$
14353	Resolva para ?	4cos(x)^2-1=0	$4 \cos^{2} (x) - 1 = 0$
14354	Resolva para ?	4sin(x-1)^2=0	$4 \sin^{2} (x - 1) = 0$
14355	Resolva para ?	2sin(x)+4=3	$2 \sin (x) + 4 = 3$
14356	Resolva para ?	2sin(x)+4=5	$2 \sin (x) + 4 = 5$
14357	Resolva para ?	2cos(2x)=1	$2 \cos (2 x) = 1$
14358	Resolva para ?	2cos(3x)=1.5	$2 \cos (3 x) = 1.5$
14359	Resolva para ?	2sin(x+3)=2	$2 \sin (x + 3) = 2$
14360	Resolva para ?	2sin(x)-5sin(x)-3=0	$2 \sin (x) - 5 \sin (x) - 3 = 0$
14361	Resolva para ?	3cos(x)- racine carrée de 5=0	$3 \cos (x) - \sqrt{5} = 0$
14362	Resolva para ?	3cos(x)+1=1	$3 \cos (x) + 1 = 1$
14363	Resolva para ?	3 racine carrée de 2cos(x)+3=6	$3 \sqrt{2} \cos (x) + 3 = 6$
14364	Resolva para ?	3sin(x)^2+1=7sin(x)	$3 \sin^{2} (x) + 1 = 7 \sin (x)$
14365	Resolva para ?	3sin(x)^2+4cos(x)^2=3+cos(x)^2	$3 \sin^{2} (x) + 4 \cos^{2} (x) = 3 + \cos^{2} (x)$
14366	Resolva para ?	3sin(x)^2-16sin(x)+5=0	$3 \sin^{2} (x) - 16 \sin (x) + 5 = 0$
14367	Resolva para ?	3sin(x)^2-7sin(x)+2=0	$3 \sin^{2} (x) - 7 \sin (x) + 2 = 0$
14368	Resolva para ?	3tan(x)^2=0	$3 \tan^{2} (x) = 0$
14369	Resolva para ?	3(1-cos(x))=sin(x)^2	$3 (1 - \cos (x)) = \sin^{2} (x)$
14370	Resolva para ?	cos(x)=1/8	$\cos (x) = \frac{1}{8}$
14371	Resolva para ?	cos(x)=-12/13	$\cos (x) = \frac{- 12}{13}$
14372	Resolva para ?	cos(x)=16/20	$\cos (x) = \frac{16}{20}$
14373	Resolva para ?	cos(x)=(2 racine carrée de 2)/3	$\cos (x) = \frac{2 \sqrt{2}}{3}$
14374	Resolva para ?	cos(x)=4/9	$\cos (x) = \frac{4}{9}$
14375	Resolva para ?	cos(x)=24/26	$\cos (x) = \frac{24}{26}$
14376	Resolva para ?	cos(x)=-1/6	$\cos (x) = - \frac{1}{6}$
14377	Resolva para ?	cos(x)=( racine carrée de 2)/3	$\cos (x) = \frac{\sqrt{2}}{3}$
14378	Resolva para ?	cos(x)=0.32	$\cos (x) = 0.32$
14379	Resolva para ?	cos(x)=0.8616	$\cos (x) = 0.8616$
14380	Resolva para ?	cos(x)=0.950	$\cos (x) = 0.95$
14381	Resolva para ?	cos(x)+sin(x)=1	$\cos (x) + \sin (x) = 1$
14382	Resolva para ?	cos(x)=(3.1/5.1)	$\cos (x) = (\frac{3.1}{5.1})$
14383	Resolva para ?	9sin(x)-5=4sin(x)	$9 \sin (x) - 5 = 4 \sin (x)$
14384	Resolva para ?	9sin(x)-7=0	$9 \sin (x) - 7 = 0$
14385	Resolva para ?	9tan(x)+2=0	$9 \tan (x) + 2 = 0$
14386	Resolva para ?	9+9sin(x)=6cos(x)^2	$9 + 9 \sin (x) = 6 \cos^{2} (x)$
14387	Resolva para ?	9sin(x)+1=7sin(x)	$9 \sin (x) + 1 = 7 \sin (x)$
14388	Resolva para ?	5cos(2x)=-15cos(x)-10	$5 \cos (2 x) = - 15 \cos (x) - 10$
14389	Resolva para ?	5sin(x)-4=0	$5 \sin (x) - 4 = 0$
14390	Resolva para ?	6 racine carrée de 2cos(x+1)=7	$6 \sqrt{2} \cos (x + 1) = 7$
14391	Resolva para ?	6=13	$6 = 13$
14392	Resolva para ?	6tan(x)^2cos(x)+3tan(x)^2=0	$6 \tan^{2} (x) \cos (x) + 3 \tan^{2} (x) = 0$
14393	Resolva para ?	6cos(x)-3=0	$6 \cos (x) - 3 = 0$
14394	Resolva para ?	-6cos(pi/3x)=4	$- 6 \cos (\frac{π}{3} x) = 4$
14395	Resolva para ?	5cos(x)=2sec(x)-3	$5 \cos (x) = 2 \sec (x) - 3$
14396	Resolva para ?	4tan(x)=0	$4 \tan (x) = 0$
14397	Resolva para ?	5cos(x)=5 racine carrée de 3sin(-x)	$5 \cos (x) = 5 \sqrt{3} \sin (- x)$
14398	Resolva para ?	5cos(x)=5cos(2x)	$5 \cos (x) = 5 \cos (2 x)$
14399	Resolva para ?	5csc(x)=8	$5 \csc (x) = 8$
14400	Resolva para ?	5csc(x)-3=2	$5 \csc (x) - 3 = 2$