Mathway | Popular Problems

Popular Problems

Rank	Topic	Problem	Formatted Problem
101	Find the Exact Value	cos(315)	$\cos (315)$ $\cos (315)$
102	Find the Exact Value	sin((5pi)/6)	$\sin (\frac{5 π}{6})$ $\sin (\frac{5 π}{6})$
103	Evaluate	cos(60 degrees )	$\cos (60 °)$ $\cos (60 °)$
104	Find the Exact Value	cos(330)	$\cos (330)$ $\cos (330)$
105	Convert from Degrees to Radians	330	$330$ $330$
106	Simplify	arcsin(( square root of 3)/2)	$\arcsin (\frac{\sqrt{3}}{2})$ $\arcsin (\frac{\sqrt{3}}{2})$
107	Find the Exact Value	sin(210)	$\sin (210)$ $\sin (210)$
108	Find the Exact Value	cos(300)	$\cos (300)$ $\cos (300)$
109	Find the Exact Value	cos((11pi)/6)	$\cos (\frac{11 π}{6})$ $\cos (\frac{11 π}{6})$
110	Convert from Radians to Degrees	(3pi)/2	$\frac{3 π}{2}$ $\frac{3 π}{2}$
111	Find the Exact Value	sec(30)	$\sec (30)$ $\sec (30)$
112	Find the Exact Value	tan(135)	$\tan (135)$ $\tan (135)$
113	Simplify	(sin(theta)-cos(theta))^2	${(\sin (θ) - \cos (θ))}^{2}$ ${(\sin (θ) - \cos (θ))}^{2}$
114	Find the Exact Value	tan(pi/3)	$\tan (\frac{π}{3})$ $\tan (\frac{π}{3})$
115	Find the Exact Value	sin(315)	$\sin (315)$ $\sin (315)$
116	Find the Exact Value	sec((5pi)/4)	$\sec (\frac{5 π}{4})$ $\sec (\frac{5 π}{4})$
117	Find the Exact Value	cos(2pi)	$\cos (2 π)$ $\cos (2 π)$
118	Find the Exact Value	cos(-pi/3)	$\cos (- \frac{π}{3})$ $\cos (- \frac{π}{3})$
119	Find the Exact Value	cos((3pi)/2)	$\cos (\frac{3 π}{2})$ $\cos (\frac{3 π}{2})$
120	Find the Exact Value	cos(240)	$\cos (240)$ $\cos (240)$
121	Evaluate	tan(60 degrees )	$\tan (60 °)$ $\tan (60 °)$
122	Find the Exact Value	tan(pi/12)	$\tan (\frac{π}{12})$ $\tan (\frac{π}{12})$
123	Find the Exact Value	tan(120)	$\tan (120)$ $\tan (120)$
124	Convert from Degrees to Radians	210	$210$ $210$
125	Convert from Degrees to Radians	-18 degrees	$- 18 °$ $- 18 °$
126	Convert from Degrees to Radians	315	$315$ $315$
127	Find the Exact Value	tan(120 degrees )	$\tan (120 °)$ $\tan (120 °)$
128	Find the Exact Value	cot(pi)	$\cot (π)$ $\cot (π)$
129	Simplify	arctan(( square root of 3)/3)	$\arctan (\frac{\sqrt{3}}{3})$ $\arctan (\frac{\sqrt{3}}{3})$
130	Find the Exact Value	sec(pi/6)	$\sec (\frac{π}{6})$ $\sec (\frac{π}{6})$
131	Find Amplitude, Period, and Phase Shift	f(t)=-2/3*sin(6t)	$f (t) = - \frac{2}{3} \cdot \sin (6 t)$ $f (t) = - \frac{2}{3} \cdot \sin (6 t)$
132	Find the Exact Value	sin((3pi)/2)	$\sin (\frac{3 π}{2})$ $\sin (\frac{3 π}{2})$
133	Find the Exact Value	sec(60)	$\sec (60)$ $\sec (60)$
134	Evaluate	sin(45 degrees )	$\sin (45 °)$ $\sin (45 °)$
135	Convert from Degrees to Radians	90	$90$ $90$
136	Convert from Degrees to Radians	240	$240$ $240$
137	Find the Exact Value	arccos(1)	$\arccos (1)$ $\arccos (1)$
138	Find the Exact Value	tan(105)	$\tan (105)$ $\tan (105)$
139	Simplify	1/(( square root of 3)/2)	$\frac{1}{\frac{\sqrt{3}}{2}}$ $\frac{1}{\frac{\sqrt{3}}{2}}$
140	Find the Exact Value	sin(270)	$\sin (270)$ $\sin (270)$
141	Find the Exact Value	cot(60)	$\cot (60)$ $\cot (60)$
142	Find the Exact Value	arccos(1/2)	$\arccos (\frac{1}{2})$ $\arccos (\frac{1}{2})$
143	Simplify	arccos(-( square root of 2)/2)	$\arccos (- \frac{\sqrt{2}}{2})$ $\arccos (- \frac{\sqrt{2}}{2})$
144	Find the Exact Value	sin(90)	$\sin (90)$ $\sin (90)$
145	Find the Exact Value	csc(pi/6)	$\csc (\frac{π}{6})$ $\csc (\frac{π}{6})$
146	Find the Exact Value	tan(240)	$\tan (240)$ $\tan (240)$
147	Simplify	arctan(-( square root of 3)/3)	$\arctan (- \frac{\sqrt{3}}{3})$ $\arctan (- \frac{\sqrt{3}}{3})$
148	Find the Exact Value	tan(150)	$\tan (150)$ $\tan (150)$
149	Find the Exact Value	arccos(0)	$\arccos (0)$ $\arccos (0)$
150	Find the Exact Value	cos(pi/6)	$\cos (\frac{π}{6})$ $\cos (\frac{π}{6})$
151	Find the Exact Value	cot(pi/3)	$\cot (\frac{π}{3})$ $\cot (\frac{π}{3})$
152	Find the Exact Value	tan(135 degrees )	$\tan (135 °)$ $\tan (135 °)$
153	Find the Exact Value	arccos(-( square root of 2)/2)	$\arccos (- \frac{\sqrt{2}}{2})$ $\arccos (- \frac{\sqrt{2}}{2})$
154	Find the Exact Value	cos(135 degrees )	$\cos (135 °)$ $\cos (135 °)$
155	Find the Exact Value	tan(330)	$\tan (330)$ $\tan (330)$
156	Find the Exact Value	arccos(( square root of 2)/2)	$\arccos (\frac{\sqrt{2}}{2})$ $\arccos (\frac{\sqrt{2}}{2})$
157	Convert from Degrees to Radians	178 degrees	$178 °$ $178 °$
158	Convert from Radians to Degrees	2	$2$ $2$
159	Find the Exact Value	tan(315)	$\tan (315)$ $\tan (315)$
160	Find the Exact Value	cot(45)	$\cot (45)$ $\cot (45)$
161	Find the Exact Value	tan((4pi)/3)	$\tan (\frac{4 π}{3})$ $\tan (\frac{4 π}{3})$
162	Convert from Degrees to Radians	179 degrees	$179 °$ $179 °$
163	Find the Exact Value	arccos(-( square root of 3)/2)	$\arccos (- \frac{\sqrt{3}}{2})$ $\arccos (- \frac{\sqrt{3}}{2})$
164	Find the Exact Value	sin(20)	$\sin (20)$ $\sin (20)$
165	Find the Exact Value	sin((5pi)/4)	$\sin (\frac{5 π}{4})$ $\sin (\frac{5 π}{4})$
166	Find the Exact Value	tan(pi/4)	$\tan (\frac{π}{4})$ $\tan (\frac{π}{4})$
167	Find the Exact Value	arctan(1)	$\arctan (1)$ $\arctan (1)$
168	Convert from Radians to Degrees	(4pi)/3	$\frac{4 π}{3}$ $\frac{4 π}{3}$
169	Solve for ?	sin(x)=( square root of 3)/2	$\sin (x) = \frac{\sqrt{3}}{2}$ $\sin (x) = \frac{\sqrt{3}}{2}$
170	Convert from Degrees to Radians	-540 degrees	$- 540 °$ $- 540 °$
171	Find the Exact Value	csc(pi/3)	$\csc (\frac{π}{3})$ $\csc (\frac{π}{3})$
172	Find the Exact Value	csc((2pi)/3)	$\csc (\frac{2 π}{3})$ $\csc (\frac{2 π}{3})$
173	Convert from Degrees to Radians	77 degrees	$77 °$ $77 °$
174	Convert from Degrees to Radians	810 degrees	$810 °$ $810 °$
175	Find the Exact Value	arcsin(( square root of 3)/2)	$\arcsin (\frac{\sqrt{3}}{2})$ $\arcsin (\frac{\sqrt{3}}{2})$
176	Find the Exact Value	cos((11pi)/12)	$\cos (\frac{11 π}{12})$ $\cos (\frac{11 π}{12})$
177	Find the Exact Value	cos(120)	$\cos (120)$ $\cos (120)$
178	Find the Exact Value	cot(pi/6)	$\cot (\frac{π}{6})$ $\cot (\frac{π}{6})$
179	Find the Exact Value	cos(-(7pi)/6)	$\cos (- \frac{7 π}{6})$ $\cos (- \frac{7 π}{6})$
180	Find the Exact Value	sin((11pi)/6)	$\sin (\frac{11 π}{6})$ $\sin (\frac{11 π}{6})$
181	Simplify	sin(2x)*cos(x)	$\sin (2 x) \cdot \cos (x)$ $\sin (2 x) \cdot \cos (x)$
182	Find the Exact Value	cos((4pi)/3)	$\cos (\frac{4 π}{3})$ $\cos (\frac{4 π}{3})$
183	Evaluate	cos(-1.9967)	$\cos (- 1.9967)$ $\cos (- 1.9967)$
184	Find the Exact Value	cos((2pi)/3)	$\cos (\frac{2 π}{3})$ $\cos (\frac{2 π}{3})$
185	Find the Exact Value	sec(pi/2)	$\sec (\frac{π}{2})$ $\sec (\frac{π}{2})$
186	Find the Exact Value	cos(pi/8)	$\cos (\frac{π}{8})$ $\cos (\frac{π}{8})$
187	Find the Exact Value	sin(210 degrees )	$\sin (210 °)$ $\sin (210 °)$
188	Convert from Degrees to Radians	45 degrees	$45 °$ $45 °$
189	Find the Exact Value	cos(pi/3)	$\cos (\frac{π}{3})$ $\cos (\frac{π}{3})$
190	Solve for x	tan(x)=1	$\tan (x) = 1$ $\tan (x) = 1$
191	Find the Exact Value	tan((3pi)/4)	$\tan (\frac{3 π}{4})$ $\tan (\frac{3 π}{4})$
192	Convert from Degrees to Radians	90 degrees	$90 °$ $90 °$
193	Find the Exact Value	csc(pi/2)	$\csc (\frac{π}{2})$ $\csc (\frac{π}{2})$
194	Find the Exact Value	sec((7pi)/6)	$\sec (\frac{7 π}{6})$ $\sec (\frac{7 π}{6})$
195	Find the Exact Value	sec(135)	$\sec (135)$ $\sec (135)$
196	Find the Exact Value	tan(150 degrees )	$\tan (150 °)$ $\tan (150 °)$
197	Find the Exact Value	csc((4pi)/3)	$\csc (\frac{4 π}{3})$ $\csc (\frac{4 π}{3})$
198	Find the Exact Value	csc((3pi)/4)	$\csc (\frac{3 π}{4})$ $\csc (\frac{3 π}{4})$
199	Find the Exact Value	tan((5pi)/12)	$\tan (\frac{5 π}{12})$ $\tan (\frac{5 π}{12})$
200	Convert from Degrees to Radians	67 degrees	$67 °$ $67 °$