Mathway | Problemi più comuni

Problemi più comuni

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