Mathway | Problèmes fréquents

Problèmes fréquents

Rang	Matière	Problème	Problème de formatage
9301	Simplifier	(2sin(x)cos(x)+(sin(x)-cos(x))^2)/(sec(x))	$\frac{2 \sin (x) \cos (x) + {(\sin (x) - \cos (x))}^{2}}{\sec (x)}$
9302	Simplifier	(2pi)/pi	$\frac{2 π}{π}$
9303	Simplifier	(2pi)/(4/3)	$\frac{2 π}{\frac{4}{3}}$
9304	Simplifier	(2pi)/2	$\frac{2 π}{2}$
9305	Simplifier	(2pi)/3*180/pi	$\frac{2 π}{3} \cdot \frac{180}{π}$
9306	Simplifier	(2pi)/7	$\frac{2 π}{7}$
9307	Resolva para a	sin(a)=-1	$\sin (a) = - 1$
9308	Resolva para a	tan(0.9)=a/7.2	$\tan (0.9) = \frac{a}{7.2}$
9309	Resolva para A	cos(2A)=-3sin(A)-1	$\cos (2 A) = - 3 \sin (A) - 1$
9310	Resolva para a	a=arctan(30.0/100)	$a = \arctan (\frac{30}{100})$
9311	Resolva para ?	y=-cos(3x)	$y = - \cos (3 x)$
9312	Resolva para ?	y=cot(x)	$y = \cot (x)$
9313	Resolva para ?	y=sin(3)	$y = \sin (3)$
9314	Resolva para ?	y=sin(3x)	$y = \sin (3 x)$
9315	Resolva para ?	tan(x/2+pi/4)=-1	$\tan (\frac{x}{2} + \frac{π}{4}) = - 1$
9316	Resolva para ?	tan(x/2+pi/6)=1	$\tan (\frac{x}{2} + \frac{π}{6}) = 1$
9317	Resolva para ?	tan(x)=10	$\tan (x) = 10$
9318	Resolva para ?	tan(x)=-10	$\tan (x) = - 10$
9319	Resolva para ?	tan(x)=17	$\tan (x) = 17$
9320	Resolva para ?	tan(x) = square root of 2sin(x)	$\tan (x) = \sqrt{2} \sin (x)$
9321	Resolva para ?	tan(x)=8/15	$\tan (x) = \frac{8}{15}$
9322	Resolva para ?	tan(x)=45/30	$\tan (x) = \frac{45}{30}$
9323	Resolva para ?	tan(x)=820/310	$\tan (x) = \frac{820}{310}$
9324	Resolva para ?	tan(x)=6/8	$\tan (x) = \frac{6}{8}$
9325	Resolva para ?	tan(x/2)=( racine carrée de 3)/3	$\tan (\frac{x}{2}) = \frac{\sqrt{3}}{3}$
9326	Resolva para ?	sin(x)=4/9	$\sin (x) = \frac{4}{9}$
9327	Resolva para ?	sin(x)=7/10	$\sin (x) = \frac{7}{10}$
9328	Resolva para ?	sin(x)=0.3	$\sin (x) = 0.3$
9329	Resolva para ?	sin(x)=-7/25	$\sin (x) = - \frac{7}{25}$
9330	Resolva para ?	sin(x)=7/8	$\sin (x) = \frac{7}{8}$
9331	Resolva para ?	sin(x)=-8/17	$\sin (x) = - \frac{8}{17}$
9332	Resolva para ?	sin(x)=-0.9	$\sin (x) = - 0.9$
9333	Resolva para ?	sin(x)=0.1	$\sin (x) = 0.1$
9334	Resolva para ?	sin(x)=0.69	$\sin (x) = 0.69$
9335	Resolva para ?	sin(x)=-0.7	$\sin (x) = - 0.7$
9336	Resolva para ?	sin(x)=0.7915	$\sin (x) = 0.7915$
9337	Resolva para ?	sin(x)=0.8	$\sin (x) = 0.8$
9338	Resolva para ?	sin(x)=2/7	$\sin (x) = \frac{2}{7}$
9339	Resolva para ?	sin(x)=21/29	$\sin (x) = \frac{21}{29}$
9340	Resolva para ?	sin(x)=24/25	$\sin (x) = \frac{24}{25}$
9341	Resolva para ?	sin(x)=-24/25	$\sin (x) = - \frac{24}{25}$
9342	Resolva para ?	sin(x)=-1/4	$\sin (x) = - \frac{1}{4}$
9343	Resolva para ?	sin(x)=1/8	$\sin (x) = \frac{1}{8}$
9344	Resolva para ?	sin(x)=0.7407	$\sin (x) = 0.7407$
9345	Resolva para ?	sec(2x)=(sec(x)^2)/(2-sec(x)^2)	$\sec (2 x) = \frac{\sec^{2} (x)}{2 - \sec^{2} (x)}$
9346	Resolva para ?	tan(x)+cot(x)=sec(x)*csc(x)	$\tan (x) + \cot (x) = \sec (x) \cdot \csc (x)$
9347	Resolva para ?	sin(4x)+sin(2x)=0	$\sin (4 x) + \sin (2 x) = 0$
9348	Resolva para ?	sin(3x)=3sin(x)-4sin(x)^3	$\sin (3 x) = 3 \sin (x) - 4 \sin^{3} (x)$
9349	Resolva para ?	tan(x)=1/(cot(x))	$\tan (x) = \frac{1}{\cot (x)}$
9350	Resolva para ?	tan(x)=2/5	$\tan (x) = \frac{2}{5}$
9351	Resolva para ?	tan(x)=12/5	$\tan (x) = \frac{12}{5}$
9352	Resolva para ?	tan(x)=1/6	$\tan (x) = \frac{1}{6}$
9353	Resolva para ?	tan(x)=-(2 racine carrée de 3)/3*sin(x)	$\tan (x) = - \frac{2 \sqrt{3}}{3} \cdot \sin (x)$
9354	Resolva para ?	tan(x)=-2/7	$\tan (x) = - \frac{2}{7}$
9355	Resolva para ?	sin((3pi)/2+x)=-cos(x)	$\sin (\frac{3 π}{2} + x) = - \cos (x)$
9356	Resolva para ?	sin(x)-1=-1	$\sin (x) - 1 = - 1$
9357	Resolva para ?	sin(-x)=-sin(x)	$\sin (- x) = - \sin (x)$
9358	Resolva para ?	sin(x)=tan(x)	$\sin (x) = \tan (x)$
9359	Resolva para ?	csc(3x)=0	$\csc (3 x) = 0$
9360	Resolva para ?	csc(x)-sin(x)=cot(x)cos(x)	$\csc (x) - \sin (x) = \cot (x) \cos (x)$
9361	Resolva para ?	csc(x)=13/12	$\csc (x) = \frac{13}{12}$
9362	Resolva para ?	csc(x)=13/5	$\csc (x) = \frac{13}{5}$
9363	Resolva para ?	cot(x-pi/2)=-tan(x)	$\cot (x - \frac{π}{2}) = - \tan (x)$
9364	Resolva para ?	csc(x)- racine carrée de 2=0	$\csc (x) - \sqrt{2} = 0$
9365	Resolva para ?	sec(x)=-4	$\sec (x) = - 4$
9366	Resolva para ?	sec(x)=7	$\sec (x) = 7$
9367	Resolva para ?	sec((3x)/2)=- racine carrée de 2	$\sec (\frac{3 x}{2}) = - \sqrt{2}$
9368	Resolva para ?	sec(3x)=1	$\sec (3 x) = 1$
9369	Resolva para ?	sec(x)=-12/13	$\sec (x) = - \frac{12}{13}$
9370	Resolva para ?	r=3sin(x)	$r = 3 \sin (x)$
9371	Resolva para ?	r=4cos(x)	$r = 4 \cos (x)$
9372	Resolva para ?	cos(x)=-4/7	$\cos (x) = - \frac{4}{7}$
9373	Resolva para ?	cos(x)=9/41	$\cos (x) = \frac{9}{41}$
9374	Resolva para ?	cos(x-pi)=-cos(x)	$\cos (x - π) = - \cos (x)$
9375	Resolva para ?	cos(x)tan(x)=sin(x)	$\cos (x) \tan (x) = \sin (x)$
9376	Resolva para ?	cos(x/2)=( racine carrée de 3)/2	$\cos (\frac{x}{2}) = \frac{\sqrt{3}}{2}$
9377	Resolva para ?	cos(x/2)=-( racine carrée de 3)/2	$\cos (\frac{x}{2}) = - \frac{\sqrt{3}}{2}$
9378	Resolva para ?	cos(x/2)=1/2	$\cos (\frac{x}{2}) = \frac{1}{2}$
9379	Resolva para ?	cos(x/2)=-1	$\cos (\frac{x}{2}) = - 1$
9380	Resolva para ?	cos(x/2)-1=0	$\cos (\frac{x}{2}) - 1 = 0$
9381	Resolva para ?	cot(x)=24/7	$\cot (x) = \frac{24}{7}$
9382	Resolva para ?	cot(x)=2	$\cot (x) = 2$
9383	Resolva para ?	cot(x)+5csc(x)=6	$\cot (x) + 5 \csc (x) = 6$
9384	Resolva para θ em Radianos	2cos(theta)- racine carrée de 3=0	$\cos (2 x) + 4 \sin^{2} (x) = 2$
9385	Resolva para ?	cos(2x)+14sin(x)^2=10	$\cos (2 x) + 14 \sin^{2} (x) = 10$
9386	Resolva para ?	cos(2x)+18sin(x)^2=13	$\cos (2 x) + 18 \sin^{2} (x) = 13$
9387	Resolva para ?	cos(2x)=-( racine carrée de 2)/2	$\cos (2 x) = - \frac{\sqrt{2}}{2}$
9388	Trouver l'angle coterminal	-pi/6	$\cos (2 x) = 2 - 2 \sin^{2} (x)$
9389	Resolva para ?	(cot(x)+1)(sin(x)+1)=0	$(\cot (x) + 1) (\sin (x) + 1) = 0$
9390	Resolva para ?	(cot(x-1))(sin(x-1))=0	$(\cot (x - 1)) (\sin (x - 1)) = 0$
9391	Resolva para ?	(cot(x)-1)(sin(x)-1)=0	$(\cot (x) - 1) (\sin (x) - 1) = 0$
9392	Resolva para ?	(cot(x)-1)(csc(x)+1)=0	$(\cot (x) - 1) (\csc (x) + 1) = 0$
9393	Resolva para ?	(sec(x)+1)(sec(x)-1)=tan(x)^2	$(\sec (x) + 1) (\sec (x) - 1) = \tan^{2} (x)$
9394	Resolva para ?	x=(-3pi)/4	$x = \frac{- 3 π}{4}$
9395	Resolva para ?	x=315	$x = 315$
9396	Resolva para ?	x=arctan(-15/10)	$x = \arctan (- \frac{15}{10})$
9397	Resolva para ?	x=120	$x = 120$
9398	Resolva para ?	x=arcsec(2)	$x = arcsec (2)$
9399	Resolva para ?	x=arccos(-1/2)	$x = \arccos (- \frac{1}{2})$
9400	Resolva para ?	x=arccos(1)	$x = \arccos (1)$