Mathway | Popular Problems

Popular Problems

Rank	Topic	Problem	Formatted Problem
1001	Convert from Radians to Degrees	1.5	$1.5$
1002	Convert from Degrees to Radians	-300	$- 300$
1003	Convert from Degrees to Radians	-210 degrees	$- 210 °$
1004	Convert from Degrees to Radians	-180	$- 180$
1005	Convert from Degrees to Radians	18 degrees	$18 °$
1006	Convert from Degrees to Radians	105 degrees	$105 °$
1007	Convert from Degrees to Radians	130 degrees	$130 °$
1008	Convert from Degrees to Radians	540	$540$
1009	Convert from Degrees to Radians	55	$55$
1010	Convert from Degrees to Radians	510	$510$
1011	Find Amplitude, Period, and Phase Shift	y=3sin(4x)	$y = 3 \sin (4 x)$
1012	Find Amplitude, Period, and Phase Shift	y=sin(6x)	$y = \sin (6 x)$
1013	Find Amplitude, Period, and Phase Shift	y=-2cos(4x+pi)	$y = - 2 \cos (4 x + π)$
1014	Find Amplitude, Period, and Phase Shift	y=sin(x+pi)	$y = \sin (x + π)$
1015	Expand Using Sum/Difference Formulas	sin(105)	$\sin (105)$
1016	Expand Using Sum/Difference Formulas	tan(105)	$\tan (105)$
1017	Expand Using Sum/Difference Formulas	tan(22.5)	$\tan (22.5)$
1018	Find the Reference Angle	-135	$- 135$
1019	Find the Reference Angle	210 degrees	$210 °$
1020	Find the Reference Angle	(5pi)/4	$\frac{5 π}{4}$
1021	Find the Reference Angle	30 degrees	$30 °$
1022	Find the Complement	pi/4	$\frac{π}{4}$
1023	Verify the Identity	tan(x)^2-sin(x)^2=tan(x)^2sin(x)^2	$\tan^{2} (x) - \sin^{2} (x) = \tan^{2} (x) \sin^{2} (x)$
1024	Verify the Identity	sin(x)(cot(x)+tan(x))=sec(x)	$\sin (x) (\cot (x) + \tan (x)) = \sec (x)$
1025	Find the Exact Value	cos((19pi)/6)	$\cos (\frac{19 π}{6})$
1026	Find the Exact Value	cos(-1/2)	$\cos (- \frac{1}{2})$
1027	Find the Exact Value	arcsin(sin(pi/3))	$\arcsin (\sin (\frac{π}{3}))$
1028	Find the Exact Value	csc(315 degrees )	$\csc (315 °)$
1029	Find the Exact Value	arccos(cos(-pi/4))	$\arccos (\cos (- \frac{π}{4}))$
1030	Find the Value Using the Unit Circle	sin(2pi)	$\sin (2 π)$
1031	Expand the Trigonometric Expression	sin(3x)	$\sin (3 x)$
1032	Find the Exact Value	tan((13pi)/6)	$\tan (\frac{13 π}{6})$
1033	Find the Exact Value	arccot(-1)	$arccot (- 1)$
1034	Find the Exact Value	tan(570)	$\tan (570)$
1035	Find the Exact Value	cos(arcsin(0))	$\cos (\arcsin (0))$
1036	Find the Exact Value	cot(pi/2)	$\cot (\frac{π}{2})$
1037	Find the Exact Value	sin(-300)	$\sin (- 300)$
1038	Find the Exact Value	sin(34)	$\sin (34)$
1039	Find the Exact Value	sin(18)	$\sin (18)$
1040	Find the Exact Value	sec(330 degrees )	$\sec (330 °)$
1041	Find the Exact Value	cos(-(2pi)/3)	$\cos (- \frac{2 π}{3})$
1042	Find the Exact Value	sec(210 degrees )	$\sec (210 °)$
1043	Find the Exact Value	cos(600)	$\cos (600)$
1044	Find the Exact Value	csc((11pi)/6)	$\csc (\frac{11 π}{6})$
1045	Find the Exact Value	cos(12)	$\cos (12)$
1046	Find the Value Using the Unit Circle	tan(30 degrees )	$\tan (30 °)$
1047	Find the Value Using the Unit Circle	sin((5pi)/3)	$\sin (\frac{5 π}{3})$
1048	Find the Value Using the Unit Circle	cos(60)	$\cos (60)$
1049	Find the Value Using the Unit Circle	cos(30 degrees )	$\cos (30 °)$
1050	Evaluate	(2pi)/9	$\frac{2 π}{9}$
1051	Simplify	pi/3	$\frac{π}{3}$
1052	Simplify	( square root of 2)/( square root of 34)	$\frac{\sqrt{2}}{\sqrt{34}}$
1053	Simplify	cos(x)^3+sin(x)^2cos(x)	$\cos^{3} (x) + \sin^{2} (x) \cos (x)$
1054	Simplify	(sin(theta))/( square root of 1-sin(theta)^2)	$\frac{\sin (θ)}{\sqrt{1 - \sin^{2} (θ)}}$
1055	Solve for ?	sin(2x)=-( square root of 3)/2	$\sin (2 x) = - \frac{\sqrt{3}}{2}$
1056	Solve for ?	1-sin(x)=1/2	$1 - \sin (x) = \frac{1}{2}$
1057	Solve for ?	2sin(x)-1=0	$2 \sin (x) - 1 = 0$
1058	Solve for ?	4sin(x)^2=3	$4 \sin^{2} (x) = 3$
1059	Solve for ?	4sin(x)^2-3=0	$4 \sin^{2} (x) - 3 = 0$
1060	Solve for x	2cos(x)^2-cos(x)=1	$2 \cos^{2} (x) - \cos (x) = 1$
1061	Solve for x	sec(x) = square root of 2	$\sec (x) = \sqrt{2}$
1062	Find the Other Trig Values in Quadrant I	tan(theta) = square root of 3	$\tan (θ) = \sqrt{3}$
1063	Find the Other Trig Values in Quadrant I	tan(x)=3/4	$\tan (x) = \frac{3}{4}$
1064	Find the Other Trig Values in Quadrant I	cos(theta)=1/2	$\cos (θ) = \frac{1}{2}$
1065	Simplify	arccos( square root of 3/2)	$\arccos (\sqrt{\frac{3}{2}})$
1066	Simplify	arctan(1/( square root of 3))	$\arctan (\frac{1}{\sqrt{3}})$
1067	Simplify	cos(arctan( square root of 3))	$\cos (\arctan (\sqrt{3}))$
1068	Simplify	sin(-( square root of 2)/2)	$\sin (- \frac{\sqrt{2}}{2})$
1069	Simplify	(csc(theta))/(cot(theta))	$\frac{\csc (θ)}{\cot (θ)}$
1070	Simplify	cos(pi/3)	$\cos (\frac{π}{3})$
1071	Simplify	cos(theta)+cos(theta+2pi)+cos(theta+4pi)	$\cos (θ) + \cos (θ + 2 π) + \cos (θ + 4 π)$
1072	Simplify	(sec(x))/(tan(x))	$\frac{\sec (x)}{\tan (x)}$
1073	Simplify	1/(1+cot(x)^2)	$\frac{1}{1 + \cot^{2} (x)}$
1074	Simplify	sin(a+b)	$\sin (a + b)$
1075	Simplify	tan(-x)cos(-x)	$\tan (- x) \cos (- x)$
1076	Simplify	(( square root of 2)/2)/(-( square root of 2)/2)	$\frac{\frac{\sqrt{2}}{2}}{- \frac{\sqrt{2}}{2}}$
1077	Simplify	tan(pi/2)	$\tan (\frac{π}{2})$
1078	Simplify	3/(2 square root of 2)	$\frac{3}{2 \sqrt{2}}$
1079	Simplify	(( square root of 3)/2)÷(1/2)	$\frac{\sqrt{3}}{2} \div \frac{1}{2}$
1080	Simplify	square root of 527	$\sqrt{527}$
1081	Simplify	(2 square root of 3)/3	$\frac{2 \sqrt{3}}{3}$
1082	Simplify	sin(x+pi/2)	$\sin (x + \frac{π}{2})$
1083	Simplify	1-cos(x)^2	$1 - \cos^{2} (x)$
1084	Simplify	csc(pi/3)	$\csc (\frac{π}{3})$
1085	Simplify	(csc(x))/(cot(x))	$\frac{\csc (x)}{\cot (x)}$
1086	Simplify	square root of 2^2	$\sqrt{2^{2}}$
1087	Simplify	cot(pi/4)	$\cot (\frac{π}{4})$
1088	Simplify	1+tan(theta)^2	$1 + \tan^{2} (θ)$
1089	Find the Domain	square root of x	$\sqrt{x}$
1090	Simplify	sin(-( square root of 3)/2)	$\sin (- \frac{\sqrt{3}}{2})$
1091	Simplify	cos(-( square root of 2)/2)	$\cos (- \frac{\sqrt{2}}{2})$
1092	Simplify	arctan(-1/( square root of 3))	$\arctan (- \frac{1}{\sqrt{3}})$
1093	Simplify	arccos(- square root of 3/2)	$\arccos (- \sqrt{\frac{3}{2}})$
1094	Simplify	arccot(( square root of 3)/3)	$arccot (\frac{\sqrt{3}}{3})$
1095	Find the Other Trig Values in Quadrant I	sec(theta)=2	$\sec (θ) = 2$
1096	Convert from Radians to Degrees	-8pi	$- 8 π$
1097	Find the Other Trig Values in Quadrant I	sin(theta)=1/4	$\sin (θ) = \frac{1}{4}$
1098	Find the Other Trig Values in Quadrant I	sin(theta)=12/13	$\sin (θ) = \frac{12}{13}$
1099	Find All Complex Number Solutions	z=3-4i	$z = 3 - 4 i$
1100	Solve for x	cos(2x)=-1/2	$\cos (2 x) = - \frac{1}{2}$