Mathway | Popular Problems

Popular Problems

Rank	Topic	Problem	Formatted Problem
5701	Find the Value Using the Unit Circle	tan(pi/6)	$\tan (\frac{π}{6})$
5702	Find the Value Using the Unit Circle	cos(165)	$\cos (165)$
5703	Find the Value Using the Unit Circle	cos(-150)	$\cos (- 150)$
5704	Find the Value Using the Unit Circle	cos(300)	$\cos (300)$
5705	Find the Value Using the Unit Circle	cos(22.5)	$\cos (22.5)$
5706	Find the Value Using the Unit Circle	cos(240)	$\cos (240)$
5707	Find the Value Using the Unit Circle	arccos(1)	$\arccos (1)$
5708	Find the Value Using the Unit Circle	arccos(1/2)	$\arccos (\frac{1}{2})$
5709	Expand the Trigonometric Expression	1-2sin(x)^2+sin(x)^4	$1 - 2 \sin^{2} (x) + \sin^{4} (x)$
5710	Expand the Trigonometric Expression	tan(x)^2	$\tan^{2} (x)$
5711	Expand the Trigonometric Expression	sin(x)^2cos(x)^2	$\sin^{2} (x) \cos^{2} (x)$
5712	Expand the Trigonometric Expression	(5pi)/12	$\frac{5 π}{12}$
5713	Expand the Trigonometric Expression	(5pi)/6	$\frac{5 π}{6}$
5714	Expand the Trigonometric Expression	(7pi)/6	$\frac{7 π}{6}$
5715	Expand the Trigonometric Expression	csc(x)^2	$\csc^{2} (x)$
5716	Expand the Trigonometric Expression	pi/12	$\frac{π}{12}$
5717	Expand the Trigonometric Expression	cos(2x)^2	$\cos^{2} (2 x)$
5718	Expand the Trigonometric Expression	cos(a-b)	$\cos (a - b)$
5719	Expand the Trigonometric Expression	arcsin(x)	$\arcsin (x)$
5720	Expand the Trigonometric Expression	2sin(x)	$2 \sin (x)$
5721	Expand the Trigonometric Expression	30*tan(38.7)	$30 \cdot \tan (38.7)$
5722	Expand the Trigonometric Expression	4sin(x)^2	$4 \sin^{2} (x)$
5723	Find the Exact Value	arctan(tan((9pi)/10))	$\arctan (\tan (\frac{9 π}{10}))$
5724	Find the Exact Value	arctan(cot((2pi)/3))	$\arctan (\cot (\frac{2 π}{3}))$
5725	Find the Exact Value	arctan(sin(pi/2))	$\arctan (\sin (\frac{π}{2}))$
5726	Find the Exact Value	arctan(2.5)	$\arctan (2.5)$
5727	Find the Exact Value	10sin(30)	$10 \sin (30)$
5728	Find the Exact Value	(tan(10)+tan(20))/(1-tan(10)tan(20))	$\frac{\tan (10) + \tan (20)}{1 - \tan (10) \tan (20)}$
5729	Find the Exact Value	(tan(20)+tan(10))/(1-tan(20)tan(10))	$\frac{\tan (20) + \tan (10)}{1 - \tan (20) \tan (10)}$
5730	Find the Exact Value	sin(pi/3)^2	$\sin^{2} (\frac{π}{3})$
5731	Find the Exact Value	arcsin(sin(pi/8))	$\arcsin (\sin (\frac{π}{8}))$
5732	Find the Exact Value	sin(60)^2	$\sin^{2} (60)$
5733	Find the Exact Value	arcsin(sin((6pi)/5))	$\arcsin (\sin (\frac{6 π}{5}))$
5734	Find the Exact Value	arcsin(sin((7pi)/4))	$\arcsin (\sin (\frac{7 π}{4}))$
5735	Find the Exact Value	arcsin(sin((7pi)/8))	$\arcsin (\sin (\frac{7 π}{8}))$
5736	Find the Exact Value	arcsin(sin((8pi)/3))	$\arcsin (\sin (\frac{8 π}{3}))$
5737	Find the Exact Value	arcsin(sin(pi/2))	$\arcsin (\sin (\frac{π}{2}))$
5738	Find the Exact Value	arcsin(sin(-pi/4))	$\arcsin (\sin (- \frac{π}{4}))$
5739	Find the Exact Value	arcsin(cos(pi/3))	$\arcsin (\cos (\frac{π}{3}))$
5740	Find the Exact Value	arcsin(sin((3pi)/2))	$\arcsin (\sin (\frac{3 π}{2}))$
5741	Find the Exact Value	arcsin(cos(pi/6))	$\arcsin (\cos (\frac{π}{6}))$
5742	Find the Exact Value	arcsin(-0.5)	$\arcsin (- 0.5)$
5743	Find the Exact Value	arcsin(-0.625)	$\arcsin (- 0.625)$
5744	Find the Exact Value	arctan(4/5)	$\arctan (\frac{4}{5})$
5745	Find the Exact Value	arctan(3/8)	$\arctan (\frac{3}{8})$
5746	Find the Exact Value	arctan(7/3)	$\arctan (\frac{7}{3})$
5747	Find the Exact Value	arctan(6/8)	$\arctan (\frac{6}{8})$
5748	Find the Exact Value	arctan(0.324)	$\arctan (0.324)$
5749	Find the Exact Value	arctan(100/41)	$\arctan (\frac{100}{41})$
5750	Find the Exact Value	arctan(2/3)	$\arctan (\frac{2}{3})$
5751	Find the Exact Value	(tan(25)+tan(110))/(1-tan(25)tan(110))	$\frac{\tan (25) + \tan (110)}{1 - \tan (25) \tan (110)}$
5752	Find the Exact Value	arccos(-1/3)	$\arccos (- \frac{1}{3})$
5753	Find the Exact Value	(cos(60))/4	$\frac{\cos (60)}{4}$
5754	Find the Exact Value	(cos((4pi)/3))/(sin((4pi)/3))	$\frac{\cos (\frac{4 π}{3})}{\sin (\frac{4 π}{3})}$
5755	Find the Exact Value	(cos((7pi)/4))/(sin((7pi)/4))	$\frac{\cos (\frac{7 π}{4})}{\sin (\frac{7 π}{4})}$
5756	Find the Exact Value	arccos(-3/5)	$\arccos (- \frac{3}{5})$
5757	Find the Exact Value	arccos(4/7)	$\arccos (\frac{4}{7})$
5758	Find the Exact Value	arccos(sin(pi/6))	$\arccos (\sin (\frac{π}{6}))$
5759	Find the Exact Value	arccos(tan(pi/4))	$\arccos (\tan (\frac{π}{4}))$
5760	Find the Exact Value	arccos(sin((5pi)/3))	$\arccos (\sin (\frac{5 π}{3}))$
5761	Find the Exact Value	arccos(cos((6pi)/7))	$\arccos (\cos (\frac{6 π}{7}))$
5762	Find the Exact Value	arccos(cos((8pi)/3))	$\arccos (\cos (\frac{8 π}{3}))$
5763	Find the Exact Value	arccos(cos((3pi)/4))	$\arccos (\cos (\frac{3 π}{4}))$
5764	Find the Exact Value	arccos(cos(-(3pi)/4))	$\arccos (\cos (- \frac{3 π}{4}))$
5765	Find the Exact Value	arccos(-888)	$\arccos (- 888)$
5766	Find the Exact Value	arccos(0.85)	$\arccos (0.85)$
5767	Find the Exact Value	arcsin(1/8)	$\arcsin (\frac{1}{8})$
5768	Find the Exact Value	arcsin(-3/2)	$\arcsin (- \frac{3}{2})$
5769	Find the Exact Value	arcsin(5/8)	$\arcsin (\frac{5}{8})$
5770	Find the Exact Value	arcsin(0.2)	$\arcsin (0.2)$
5771	Find the Exact Value	arcsin(0.3)	$\arcsin (0.3)$
5772	Find the Exact Value	sec(0)^2	$\sec^{2} (0)$
5773	Find the Exact Value	sec(45)^2	$\sec^{2} (45)$
5774	Find the Exact Value	arcsec(3)	$arcsec (3)$
5775	Find the Exact Value	3cos(pi)	$3 \cos (π)$
5776	Find the Exact Value	2sin(25)cos(25)	$2 \sin (25) \cos (25)$
5777	Find the Exact Value	2sin(105)cos(105)	$2 \sin (105) \cos (105)$
5778	Find the Exact Value	2910cos(88.18)	$2910 \cos (88.18)$
5779	Find the Exact Value	2sin(pi/12)cos(pi/12)	$2 \sin (\frac{π}{12}) \cos (\frac{π}{12})$
5780	Find the Exact Value	2sin(pi/4)	$2 \sin (\frac{π}{4})$
5781	Find the Exact Value	2sin(pi/6)	$2 \sin (\frac{π}{6})$
5782	Find the Exact Value	5sin(30)	$5 \sin (30)$
5783	Find the Exact Value	654.7cos(46.5)	$654.7 \cos (46.5)$
5784	Find the Exact Value	6sin(45)	$6 \sin (45)$
5785	Find the Exact Value	6sin(30)	$6 \sin (30)$
5786	Find the Exact Value	arctan(2/5)	$\arctan (\frac{2}{5})$
5787	Find the Exact Value	arcsin(sin(-pi/3))	$\arcsin (\sin (- \frac{π}{3}))$
5788	Find the Exact Value	arctan(tan(pi/3))	$\arctan (\tan (\frac{π}{3}))$
5789	Find the Exact Value	arctan(-3)	$\arctan (- 3)$
5790	Find the Exact Value	cos(-(11pi)/12)	$\cos (- \frac{11 π}{12})$
5791	Find the Exact Value	cos(-(11pi)/3)	$\cos (- \frac{11 π}{3})$
5792	Find the Exact Value	cos((13pi)/3)	$\cos (\frac{13 π}{3})$
5793	Find the Exact Value	cos(-12/1)	$\cos (- \frac{12}{1})$
5794	Find the Exact Value	cos(-(13pi)/12)	$\cos (- \frac{13 π}{12})$
5795	Find the Exact Value	cos((17pi)/2)	$\cos (\frac{17 π}{2})$
5796	Find the Exact Value	cos((17pi)/3)	$\cos (\frac{17 π}{3})$
5797	Find the Exact Value	cos(2/9)	$\cos (\frac{2}{9})$
5798	Find the Exact Value	cos(3/4*pi)	$\cos (\frac{3}{4} \cdot π)$
5799	Find the Exact Value	cos(3/2)	$\cos (\frac{3}{2})$
5800	Find the Exact Value	cos(3/2*pi)	$\cos (\frac{3}{2} \cdot π)$