Mathway | Popular Problems

Popular Problems

Rank	Topic	Problem	Formatted Problem
8301	Expand the Trigonometric Expression	tan(x+y)	$\tan (x + y)$
8302	Find the Value Using the Unit Circle	cos(21)	$\cos (21)$
8303	Find the Value Using the Unit Circle	cos(220)	$\cos (220)$
8304	Find the Value Using the Unit Circle	csc(30 degrees )	$\csc (30 °)$
8305	Find the Value Using the Unit Circle	cos(20)	$\cos (20)$
8306	Find the Value Using the Unit Circle	tan((5pi)/4)	$\tan (\frac{5 π}{4})$
8307	Find the Value Using the Unit Circle	cos(-135)	$\cos (- 135)$
8308	Find the Value Using the Unit Circle	cos((9pi)/4)	$\cos (\frac{9 π}{4})$
8309	Find the Value Using the Unit Circle	cos(-pi/4)	$\cos (- \frac{π}{4})$
8310	Find the Value Using the Unit Circle	cos(-pi/6)	$\cos (- \frac{π}{6})$
8311	Find the Value Using the Unit Circle	cot(270 degrees )	$\cot (270 °)$
8312	Find the Value Using the Unit Circle	cot(120 degrees )	$\cot (120 °)$
8313	Find the Value Using the Unit Circle	cos(8/17)	$\cos (\frac{8}{17})$
8314	Find the Value Using the Unit Circle	cos((3pi)/7)	$\cos (\frac{3 π}{7})$
8315	Find the Value Using the Unit Circle	cos(4/5)	$\cos (\frac{4}{5})$
8316	Find the Value Using the Unit Circle	cos(-3/4)	$\cos (- \frac{3}{4})$
8317	Find the Value Using the Unit Circle	cos((13pi)/6)	$\cos (\frac{13 π}{6})$
8318	Find the Value Using the Unit Circle	cos(15/17)	$\cos (\frac{15}{17})$
8319	Find the Value Using the Unit Circle	arctan(-2)	$\arctan (- 2)$
8320	Expand the Trigonometric Expression	sin(u)+cot(u)cos(u)	$\sin (u) + \cot (u) \cos (u)$
8321	Expand the Trigonometric Expression	sin(x+(3pi)/2)	$\sin (x + \frac{3 π}{2})$
8322	Expand the Trigonometric Expression	sin(x)+sin(3x)	$\sin (x) + \sin (3 x)$
8323	Expand the Trigonometric Expression	tan(3x)	$\tan (3 x)$
8324	Expand the Trigonometric Expression	tan(x/2)	$\tan (\frac{x}{2})$
8325	Expand the Trigonometric Expression	sin(4x)-sin(2x)	$\sin (4 x) - \sin (2 x)$
8326	Expand the Trigonometric Expression	sin(3a)-sin(5a)	$\sin (3 a) - \sin (5 a)$
8327	Expand the Trigonometric Expression	sin(3x)+cos(3x)	$\sin (3 x) + \cos (3 x)$
8328	Expand the Trigonometric Expression	sin(8x)-sin(6x)	$\sin (8 x) - \sin (6 x)$
8329	Expand the Trigonometric Expression	sin(2arctan(x))	$\sin (2 \arctan (x))$
8330	Expand the Trigonometric Expression	sin(15)	$\sin (15)$
8331	Expand the Trigonometric Expression	sin(2x)-cos(2x)	$\sin (2 x) - \cos (2 x)$
8332	Expand the Trigonometric Expression	sin(2x)cos(3x)	$\sin (2 x) \cos (3 x)$
8333	Expand the Trigonometric Expression	cot(2x)	$\cot (2 x)$
8334	Expand the Trigonometric Expression	sin((3pi)/2-x)	$\sin (\frac{3 π}{2} - x)$
8335	Expand the Trigonometric Expression	sin((11x)/2)+sin((7x)/2)	$\sin (\frac{11 x}{2}) + \sin (\frac{7 x}{2})$
8336	Expand the Trigonometric Expression	sin((5pi)/12)	$\sin (\frac{5 π}{12})$
8337	Expand the Trigonometric Expression	sin(pi/2+x)	$\sin (\frac{π}{2} + x)$
8338	Expand the Trigonometric Expression	sin(pi/3+x)	$\sin (\frac{π}{3} + x)$
8339	Expand the Trigonometric Expression	sin(arcsin(x)+arccos(y))	$\sin (\arcsin (x) + \arccos (y))$
8340	Expand the Trigonometric Expression	sin(u/2)	$\sin (\frac{u}{2})$
8341	Expand the Trigonometric Expression	sec(2arctan(x))	$\sec (2 \arctan (x))$
8342	Find the Exact Value	sin(55.8)	$\sin (55.8)$
8343	Find the Exact Value	sin(65)	$\sin (65)$
8344	Find the Exact Value	sin(60)*10	$\sin (60) \cdot 10$
8345	Find the Exact Value	sin(60)cos(60)	$\sin (60) \cos (60)$
8346	Find the Exact Value	sin(60)+cos(30)	$\sin (60) + \cos (30)$
8347	Find the Exact Value	sin(60)+cos(45)	$\sin (60) + \cos (45)$
8348	Find the Exact Value	sin(61)csc(61)	$\sin (61) \csc (61)$
8349	Find the Exact Value	sin(-600)	$\sin (- 600)$
8350	Find the Exact Value	sin(-660)	$\sin (- 660)$
8351	Find the Exact Value	sin(720)	$\sin (720)$
8352	Find the Exact Value	sin(-720)	$\sin (- 720)$
8353	Find the Exact Value	sin(75)cos(15)	$\sin (75) \cos (15)$
8354	Find the Exact Value	sin(7335)	$\sin (7335)$
8355	Find the Exact Value	sin(750)	$\sin (750)$
8356	Find the Exact Value	sin(765)	$\sin (765)$
8357	Find the Exact Value	sin(37.5)cos(7.5)	$\sin (37.5) \cos (7.5)$
8358	Find the Exact Value	sin(-390)	$\sin (- 390)$
8359	Find the Exact Value	sin(38)	$\sin (38)$
8360	Find the Exact Value	sin(400)	$\sin (400)$
8361	Find the Exact Value	sin(45)cos(180)	$\sin (45) \cos (180)$
8362	Find the Exact Value	sin(45-30)	$\sin (45 - 30)$
8363	Find the Exact Value	sin(-4pi)	$\sin (- 4 π)$
8364	Find the Exact Value	sin(52)	$\sin (52)$
8365	Find the Exact Value	sin(49)	$\sin (49)$
8366	Find the Exact Value	sin(-90)	$\sin (- 90)$
8367	Find the Exact Value	sin(93)	$\sin (93)$
8368	Find the Exact Value	sin(94)	$\sin (94)$
8369	Find the Exact Value	sin(8pi)	$\sin (8 π)$
8370	Find the Exact Value	sin(-8pi)	$\sin (- 8 π)$
8371	Find the Exact Value	sin(85)	$\sin (85)$
8372	Find the Exact Value	sin(88)	$\sin (88)$
8373	Find the Exact Value	sin(-870)	$\sin (- 870)$
8374	Find the Exact Value	sin(782)	$\sin (782)$
8375	Find the Exact Value	sin(-780)	$\sin (- 780)$
8376	Find the Exact Value	sin(-7pi)	$\sin (- 7 π)$
8377	Find the Exact Value	sin(840)	$\sin (840)$
8378	Find the Exact Value	sin(855)	$\sin (855)$
8379	Find the Exact Value	sin(72.5)	$\sin (72.5)$
8380	Find the Exact Value	sin(arcsin(3/4))	$\sin (\arcsin (\frac{3}{4}))$
8381	Find the Exact Value	sin(arcsin(2/3)+arccos(1/3))	$\sin (\arcsin (\frac{2}{3}) + \arccos (\frac{1}{3}))$
8382	Find the Exact Value	sin(-960)	$\sin (- 960)$
8383	Find the Exact Value	sin(arccos(1/3))	$\sin (\arccos (\frac{1}{3}))$
8384	Find the Exact Value	sin(arccos(1/4))	$\sin (\arccos (\frac{1}{4}))$
8385	Find the Exact Value	sin(arccos(12/13))	$\sin (\arccos (\frac{12}{13}))$
8386	Find the Exact Value	sin(arccos(5/13))	$\sin (\arccos (\frac{5}{13}))$
8387	Find the Exact Value	sin(pi-pi/6)	$\sin (π - \frac{π}{6})$
8388	Find the Exact Value	sin(x)	$\sin (x)$
8389	Find the Exact Value	sin(arctan(1/2))	$\sin (\arctan (\frac{1}{2}))$
8390	Find the Exact Value	sin(arctan(3/8))	$\sin (\arctan (\frac{3}{8}))$
8391	Find the Exact Value	sin(arctan(1/4))	$\sin (\arctan (\frac{1}{4}))$
8392	Find the Exact Value	sin(h(30))	$\sinh (30)$
8393	Find the Exact Value	tan(6/5)	$\tan (\frac{6}{5})$
8394	Find the Exact Value	tan(5/6)	$\tan (\frac{5}{6})$
8395	Find the Exact Value	tan(5/7)	$\tan (\frac{5}{7})$
8396	Find the Exact Value	tan((5pi)/13)	$\tan (\frac{5 π}{13})$
8397	Find the Exact Value	tan(-(55pi)/6)	$\tan (- \frac{55 π}{6})$
8398	Find the Exact Value	tan(7/8)	$\tan (\frac{7}{8})$
8399	Find the Exact Value	tan(-(7pi)/2)	$\tan (- \frac{7 π}{2})$
8400	Find the Exact Value	tan(7/4)	$\tan (\frac{7}{4})$